diff --git a/assets/game_assets/assets_audio.map b/assets/game_assets/assets_audio.map
index d1178361778670e1e10cc101c20269773705127b..572a158bda8d86be819bed8f88992b85f61ffd2a 100644
--- a/assets/game_assets/assets_audio.map
+++ b/assets/game_assets/assets_audio.map
@@ -1,2 +1,2 @@
-audio: = audio/*.ogg
-music: = music/*.ogg
+audio: = audio/*.opus
+music: = music/*.opus
diff --git a/assets/game_assets/audio/Finish_01.opus b/assets/game_assets/audio/Finish_01.opus
new file mode 100644
index 0000000000000000000000000000000000000000..a611d875b00429363d99c5d75a71af8abb7f7cf0
--- /dev/null
+++ b/assets/game_assets/audio/Finish_01.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f4b081c18b8fd488aae71fc5a04af82c93ab0fb2bf554ad0d74605d11b64aac8
+size 92030
diff --git a/assets/game_assets/audio/beat.ogg b/assets/game_assets/audio/beat.ogg
deleted file mode 100644
index 8cdf08aee7f2f1762ce771992551b5af9619043e..0000000000000000000000000000000000000000
Binary files a/assets/game_assets/audio/beat.ogg and /dev/null differ
diff --git a/assets/game_assets/audio/beat.opus b/assets/game_assets/audio/beat.opus
new file mode 100644
index 0000000000000000000000000000000000000000..969b98db0591c9edb8b06f89f92351726af71097
--- /dev/null
+++ b/assets/game_assets/audio/beat.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7b615bd2935ccefe3fa5f61110bbe037fb1ed29448c296161d6d936a6e89ae36
+size 12568
diff --git a/assets/game_assets/audio/dash1.opus b/assets/game_assets/audio/dash1.opus
new file mode 100644
index 0000000000000000000000000000000000000000..fa1423cdb710f86bc76c97399022a185cb5535ae
--- /dev/null
+++ b/assets/game_assets/audio/dash1.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dfd31bbccf613feeb2cb4ab7724ad446774067d6ba69bb07411bd4c28604f62e
+size 12155
diff --git a/assets/game_assets/audio/dash2.opus b/assets/game_assets/audio/dash2.opus
new file mode 100644
index 0000000000000000000000000000000000000000..89ea1f12662c778967173cb522a6aff8161509fe
--- /dev/null
+++ b/assets/game_assets/audio/dash2.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:108aab6f480242432cd0b329e85a7bdee50bc153cbd40fb9313f9fd6ae77a098
+size 9072
diff --git a/assets/game_assets/audio/dash3.opus b/assets/game_assets/audio/dash3.opus
new file mode 100644
index 0000000000000000000000000000000000000000..6f520b08888572df6133d14d558eb6cdd7d418f2
--- /dev/null
+++ b/assets/game_assets/audio/dash3.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5e2cd3125a99d12851c1369f7121ee0a3e51ad22158f341207e4e1107484e7c4
+size 7396
diff --git a/assets/game_assets/audio/empty b/assets/game_assets/audio/empty
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/assets/game_assets/audio/enemy_attack_heavy.opus b/assets/game_assets/audio/enemy_attack_heavy.opus
new file mode 100644
index 0000000000000000000000000000000000000000..8ac2d48ba82baca455b4fc707bd76df9f8ada82f
--- /dev/null
+++ b/assets/game_assets/audio/enemy_attack_heavy.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:85980c3502091535aa09ca48f25b1f8e6378b6dc84027031ccc0cec1a475742e
+size 20063
diff --git a/assets/game_assets/audio/enemy_attack_small.opus b/assets/game_assets/audio/enemy_attack_small.opus
new file mode 100644
index 0000000000000000000000000000000000000000..f853247f59e3df99610bd9796ed6049eeba5509f
--- /dev/null
+++ b/assets/game_assets/audio/enemy_attack_small.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3e1753ca86cb3c49eb22cb302b6dd5e704157990649975dd8ca03766cb12ec95
+size 9105
diff --git a/assets/game_assets/audio/enemy_hit_1.opus b/assets/game_assets/audio/enemy_hit_1.opus
new file mode 100644
index 0000000000000000000000000000000000000000..9cb1da047ce53ba05d2da5ba57be9b70a2cda745
--- /dev/null
+++ b/assets/game_assets/audio/enemy_hit_1.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0c312022846703b6fad2c930fb373c47fd102a947d1d32c8b014d90e805fd98d
+size 17203
diff --git a/assets/game_assets/audio/enemy_hit_2.opus b/assets/game_assets/audio/enemy_hit_2.opus
new file mode 100644
index 0000000000000000000000000000000000000000..3f6d6e829db9b364e601c3692fcec7b08ee77b75
--- /dev/null
+++ b/assets/game_assets/audio/enemy_hit_2.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:22278cd985a9f8dee85807e20b587f3ae74e9de0f6a1000f2c3cc136f973db88
+size 14701
diff --git a/assets/game_assets/audio/enemy_hit_3.opus b/assets/game_assets/audio/enemy_hit_3.opus
new file mode 100644
index 0000000000000000000000000000000000000000..2a69dab56db3501475314c09fd306d4c00facd47
--- /dev/null
+++ b/assets/game_assets/audio/enemy_hit_3.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:889ce08a1ee277dd596226ed715a00a936060f73591f486fda1a4fbe5ecbf4c5
+size 9736
diff --git a/assets/game_assets/audio/enemy_hit_4.opus b/assets/game_assets/audio/enemy_hit_4.opus
new file mode 100644
index 0000000000000000000000000000000000000000..7914af3533c46eb8e678bcafb54f693a873abaeb
--- /dev/null
+++ b/assets/game_assets/audio/enemy_hit_4.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:916663ea14bd4be556af7c543e2e48ac12a456f84f72bf39cde5bc9003512d3f
+size 26871
diff --git a/assets/game_assets/audio/enemy_hit_5.opus b/assets/game_assets/audio/enemy_hit_5.opus
new file mode 100644
index 0000000000000000000000000000000000000000..d7e4e7565bd8b02de9ac07761e59b5515336dd5f
--- /dev/null
+++ b/assets/game_assets/audio/enemy_hit_5.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1c477b2bb3be41fdf5f207be2e378dd228f8d9d8bc140c3ffb329c704a3550a1
+size 24700
diff --git a/assets/game_assets/audio/gameover.opus b/assets/game_assets/audio/gameover.opus
new file mode 100644
index 0000000000000000000000000000000000000000..b6c29b2ebb8490b5e41f47ab06eec1739a9e4ff2
--- /dev/null
+++ b/assets/game_assets/audio/gameover.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5f6afc736a2ba540ea0a56ba3f46bfce85dc127015e4d0bd9a253c4e7d3af91d
+size 41793
diff --git a/assets/game_assets/audio/player_damaged.opus b/assets/game_assets/audio/player_damaged.opus
new file mode 100644
index 0000000000000000000000000000000000000000..464c5a0a7b1d72591016973db8dece4fd68ae457
--- /dev/null
+++ b/assets/game_assets/audio/player_damaged.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:87085464b4af7e4be422e23fc16cf096872216da50afcfbbbfd83a3f41c28f3f
+size 12600
diff --git a/assets/game_assets/audio/player_damaged__.opus b/assets/game_assets/audio/player_damaged__.opus
new file mode 100644
index 0000000000000000000000000000000000000000..c48ed69a4141793d423ed77d469b572707d4ed36
--- /dev/null
+++ b/assets/game_assets/audio/player_damaged__.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ea2b06c95463ccb841e17168783cf0af078d050a77677ecd07c6f58c1d5e7f22
+size 13069
diff --git a/assets/game_assets/audio/stationary_attack.opus b/assets/game_assets/audio/stationary_attack.opus
new file mode 100644
index 0000000000000000000000000000000000000000..21b251fb3f084ee08d3cb123bae7e3496a498be3
--- /dev/null
+++ b/assets/game_assets/audio/stationary_attack.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d8645962b7f1ee30c2e915968f9557c91578f89979ed6b7a901b40430f5e2a96
+size 77771
diff --git a/assets/game_assets/audio/win.opus b/assets/game_assets/audio/win.opus
new file mode 100644
index 0000000000000000000000000000000000000000..5b8d4e30051f14d1c8fa162e7d11b8a2117296d7
--- /dev/null
+++ b/assets/game_assets/audio/win.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c1264274eb81cb34b37f7b2ed3c2b247247600acb6f2bf8f0d10ee63f595a3ae
+size 39289
diff --git a/assets/game_assets/audio/win2.opus b/assets/game_assets/audio/win2.opus
new file mode 100644
index 0000000000000000000000000000000000000000..27547297fab37dc9d3e0facd4ed53fc2ff424691
--- /dev/null
+++ b/assets/game_assets/audio/win2.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dd95be9c0938ce279961230d2a40282a8314c77051e31f7076cecb0f867aa5ea
+size 25910
diff --git a/assets/game_assets/level/proto.lvl b/assets/game_assets/level/proto.lvl
new file mode 100644
index 0000000000000000000000000000000000000000..1156fd90154309e73d7b7e56b79a9a6434e2503e
--- /dev/null
+++ b/assets/game_assets/level/proto.lvl
@@ -0,0 +1,17 @@
+dummy
+################################
+#|------------------|#|-------|#
+#|  -  h     h     h|#|   G   |#
+#| p     h  hhh    h|#|       |#
+#|     h     h     h|#| --    |#
+#|-------------|    |#| --h-- |#
+####|----------|h   |#| h  -- |#
+####|    b   b      |#|     h |#
+####|  b   b       h|#| --    |#
+####|b |-------|    |#| --    |#
+####|  |-------|h   |-|     h |#
+####|  h h   h                |#
+####| h  h  h h   h      -    |#
+####| h  h  h h               |#
+####|-------------------------|#
+################################
\ No newline at end of file
diff --git a/assets/game_assets/music/pulse.ogg b/assets/game_assets/music/pulse.ogg
deleted file mode 100644
index 5f5b6b7ab0b39092fc26a729867c49a1c11ecf92..0000000000000000000000000000000000000000
Binary files a/assets/game_assets/music/pulse.ogg and /dev/null differ
diff --git a/assets/game_assets/music/pulse.opus b/assets/game_assets/music/pulse.opus
new file mode 100644
index 0000000000000000000000000000000000000000..8dba48b62e753ac0aa93a11288ec68efd68c0c17
--- /dev/null
+++ b/assets/game_assets/music/pulse.opus
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cdf9d010bcf91fa165cbd3b5d07d415eeeb8957255ea5362b8472da4fbc13559
+size 2087114
diff --git a/assets/game_assets/settings/sound_effects.json b/assets/game_assets/settings/sound_effects.json
new file mode 100644
index 0000000000000000000000000000000000000000..50dbb894520709b72122d1a48f2fe3614493e9b8
--- /dev/null
+++ b/assets/game_assets/settings/sound_effects.json
@@ -0,0 +1,12 @@
+{
+	"effects": {
+		"dash": ["dash3"],
+		"attack": ["stationary_attack"],
+		"e_att_h": ["enemy_attack_heavy"],
+		"e_att_s": ["enemy_attack_small"],
+		"enemy_hit": ["enemy_hit_1", "enemy_hit_2", "enemy_hit_3", "enemy_hit_4", "enemy_hit_5"],
+		"gameover": ["gameover"],
+		"damaged": ["player_damaged"],
+		"win": ["win", "win2"]
+	}
+}
diff --git a/src/audio/sound_manager.cpp b/src/audio/sound_manager.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..528aa066f533925c0ac98a89463ffd01daf6da4d
--- /dev/null
+++ b/src/audio/sound_manager.cpp
@@ -0,0 +1,75 @@
+#include "sound_manager.hpp"
+
+#include "audio_asset.hpp"
+
+#include "../messages.hpp"
+
+#include <mirrage/utils/random.hpp>
+
+#include <context.hpp>
+
+namespace phase_shifter::audio {
+
+	struct Effect_file {
+		std::unordered_map<std::string, std::vector<std::string>> effects;
+	};
+	sf2_structDef(Effect_file, effects);
+
+	Sound_manager::Sound_manager(eam::audio&                    audio,
+	                             mirrage::util::Message_bus&    bus,
+	                             mirrage::asset::Asset_manager& assets)
+	  : _audio(audio), _mailbox(bus), _assets(assets), _random_gen(mirrage::util::construct_random_engine())
+	{
+		_mailbox.subscribe_to([&](Play_sound_msg& e) { play_effect(e.id); });
+	}
+
+	void Sound_manager::load_effects_file(const mirrage::asset::AID& aid)
+	{
+		auto file = _assets.load<Effect_file>(aid, false);
+
+		for(auto&& [id, paths] : file.get_blocking().effects) {
+			for(auto&& path : paths)
+				register_effect(Sound_effect_id(id), mirrage::asset::AID("audio"_strid, path));
+		}
+	}
+
+	void Sound_manager::effect_volume(float v) { _effect_volume = v; }
+
+	void Sound_manager::pause()
+	{
+		// TODO
+	}
+	void Sound_manager::resume()
+	{
+		// TODO
+	}
+
+	void Sound_manager::update(mirrage::util::Time dt) { _mailbox.update_subscriptions(); }
+
+	void Sound_manager::register_effect(Sound_effect_id id, const mirrage::asset::AID& aid)
+	{
+		LOG(plog::info) << "Loading sound " << aid.str();
+		auto effect = _assets.load<std::shared_ptr<eam::opus>>(aid).get_blocking();
+
+		auto entry = _sound_effects.find(id);
+		if(entry != _sound_effects.end())
+			entry->second.raw_vector().emplace_back(std::move(effect));
+		else {
+			auto effects = Sound_effect_set();
+			effects.raw_vector().emplace_back(std::move(effect));
+			_sound_effects.emplace(id, std::move(effects));
+		}
+	}
+	void Sound_manager::unregister_effect(Sound_effect_id id) { _sound_effects.erase(id); }
+	void Sound_manager::play_effect(Sound_effect_id id)
+	{
+		auto effect = _sound_effects.find(id);
+		if(effect != _sound_effects.end()) {
+			auto ctx = _audio.generate_context(effect->second.get_random(_random_gen));
+			ctx.get_object()->set_loops(0);
+			ctx.get_object()->set_volume(_effect_volume * 100);
+			ctx.play();
+		}
+	}
+
+} // namespace phase_shifter::audio
diff --git a/src/audio/sound_manager.hpp b/src/audio/sound_manager.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..35c70dbe86a041719a42963b1424537a9e3f1855
--- /dev/null
+++ b/src/audio/sound_manager.hpp
@@ -0,0 +1,55 @@
+#pragma once
+
+#include "../util/random_vector.hpp"
+
+#include <mirrage/asset/asset_manager.hpp>
+#include <mirrage/utils/messagebus.hpp>
+#include <mirrage/utils/str_id.hpp>
+#include <mirrage/utils/units.hpp>
+
+#include <audio.hpp>
+#include <sources/opus.hpp>
+
+#include <memory>
+#include <random>
+#include <string>
+#include <unordered_map>
+
+
+namespace phase_shifter::audio {
+
+	using Sound_effect_id = mirrage::util::Str_id;
+
+	class Sound_manager {
+	  public:
+		Sound_manager(eam::audio& audio, mirrage::util::Message_bus&, mirrage::asset::Asset_manager&);
+
+		void load_effects_file(const mirrage::asset::AID& aid);
+
+		void effect_volume(float);
+		auto effect_volume() const -> float { return _effect_volume; }
+
+		void pause();
+		void resume();
+
+		void update(mirrage::util::Time dt);
+
+		void register_effect(Sound_effect_id id, const mirrage::asset::AID& aid);
+		void unregister_effect(Sound_effect_id id);
+
+		void play_effect(Sound_effect_id id);
+
+	  private:
+		using Sound_effect     = std::shared_ptr<eam::opus>;
+		using Sound_effect_set = utils::Random_vector<Sound_effect>;
+
+		eam::audio&                       _audio;
+		mirrage::util::Mailbox_collection _mailbox;
+		mirrage::asset::Asset_manager&    _assets;
+		float                             _effect_volume = 1.f;
+		std::mt19937_64                   _random_gen;
+
+		std::unordered_map<Sound_effect_id, Sound_effect_set> _sound_effects;
+	};
+
+} // namespace phase_shifter::audio
diff --git a/src/gameplay/movement_system.cpp b/src/gameplay/movement_system.cpp
index 52bb85878b6566b75fb6d6a6a132e372b8a3965d..4cbc51fb40940185652fc6edf2601556eb668255 100644
--- a/src/gameplay/movement_system.cpp
+++ b/src/gameplay/movement_system.cpp
@@ -3,6 +3,7 @@
 #include "beat_system.hpp"
 #include "combat_system.hpp"
 #include "movement_comp.hpp"
+#include "player_comp.hpp"
 #include "rigid_body_comp.hpp"
 
 #include "../level/level_system.hpp"
@@ -67,12 +68,20 @@ namespace phase_shifter::gameplay {
 					if(aim_len < 0.0001f) {
 						// TODO: attack
 						move.attack = true;
+
+						if(entity.has<Player_comp>()) {
+							_bus.send<Play_sound_msg>("attack"_strid);
+						}
 					} else {
 						// start movement
 						move.step_time_left = beat.avg_beat_time * move.step_time_percentage;
 						move.step_time      = move.step_time_left;
 						move.last_step =
 						        (aim_len > 1.f ? move.aim / aim_len : move.aim) * move.distance_per_step;
+
+						if(entity.has<Player_comp>()) {
+							_bus.send<Play_sound_msg>("dash"_strid);
+						}
 					}
 
 				} else {
diff --git a/src/messages.hpp b/src/messages.hpp
index c1d721db9a563581cb3683f14f6cec6de012b757..3d89bff0698eb8cd848da7de4270e48a0a5467e9 100644
--- a/src/messages.hpp
+++ b/src/messages.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <mirrage/ecs/types.hpp>
+#include <mirrage/utils/str_id.hpp>
 
 #include <glm/vec3.hpp>
 
@@ -20,4 +21,8 @@ namespace phase_shifter {
 		glm::vec3 attack_direction;
 	};
 
+	struct Play_sound_msg {
+		mirrage::util::Str_id id;
+	};
+
 } // namespace phase_shifter
diff --git a/src/meta_system.cpp b/src/meta_system.cpp
index 9409d0f052a4f4f0163436e3ab1dc893c8d514db..706b442b606f2641bf914a86719b23c21513d881 100644
--- a/src/meta_system.cpp
+++ b/src/meta_system.cpp
@@ -1,6 +1,7 @@
 #include "meta_system.hpp"
 
 #include "audio/audio_asset.hpp"
+#include "audio/sound_manager.hpp"
 #include "game_engine.hpp"
 #include "gameplay/beat_system.hpp"
 #include "gameplay/camera_system.hpp"
@@ -33,6 +34,7 @@ namespace phase_shifter {
 	  : _entities(engine.assets(), this)
 	  , _renderer(engine.renderer_factory().create_renderer(_entities, engine.render_pass_mask()))
 	  , _model_loading(std::make_unique<renderer::Loading_system>(_entities, engine.assets()))
+	  , _sound_manager(std::make_unique<audio::Sound_manager>(engine.audio(), engine.bus(), engine.assets()))
 	  , _beat_system(std::make_unique<gameplay::Beat_system>(engine.bus(), engine.assets()))
 	  , _level_system(std::make_unique<level::Level_system>(_entities, engine.assets()))
 	  , _movement_system(std::make_unique<gameplay::Movement_system>(
@@ -48,6 +50,8 @@ namespace phase_shifter {
 	            std::make_unique<gameplay::Stationary_attack_system>(engine.bus(), _entities))
 	  , _effect_system(std::make_unique<ui::Effect_system>(engine.bus(), _entities))
 	{
+		_sound_manager->load_effects_file("cfg:sound_effects"_aid);
+
 		_entities.register_component_type<ecs::components::Transform_comp>();
 
 		//auto s                     = _renderer->settings();
@@ -130,6 +134,7 @@ namespace phase_shifter {
 
 		_model_loading->update(dt);
 		_renderer->update(dt * _beat_system->graphic_time_scale());
+		_sound_manager->update(dt);
 	}
 	void Meta_system::draw()
 	{
@@ -138,8 +143,16 @@ namespace phase_shifter {
 	}
 
 
-	void Meta_system::pause() { _input_system->disable(); }
-	void Meta_system::resume() { _input_system->enable(); }
+	void Meta_system::pause()
+	{
+		_input_system->disable();
+		_sound_manager->pause();
+	}
+	void Meta_system::resume()
+	{
+		_input_system->enable();
+		_sound_manager->resume();
+	}
 
 	void Meta_system::shrink_to_fit() { _renderer->shrink_to_fit(); }
 
diff --git a/src/meta_system.hpp b/src/meta_system.hpp
index ab22dd93a21630e8bfa49e242c7fcf41a5d4f606..cbf157f05f66d140cd33446ed111329e5ab02f3e 100644
--- a/src/meta_system.hpp
+++ b/src/meta_system.hpp
@@ -5,6 +5,7 @@
 #include <mirrage/utils/units.hpp>
 
 #include <audio.hpp>
+#include <sinks/sdl_sink.hpp>
 
 namespace mirrage {
 	namespace renderer {
@@ -19,6 +20,9 @@ namespace mirrage {
 namespace phase_shifter {
 	class Game_engine;
 
+	namespace audio {
+		class Sound_manager;
+	}
 	namespace gameplay {
 		class Beat_system;
 		class Movement_system;
@@ -63,6 +67,7 @@ namespace phase_shifter {
 		mirrage::ecs::Entity_manager                          _entities;
 		std::unique_ptr<mirrage::renderer::Deferred_renderer> _renderer;
 		std::unique_ptr<mirrage::renderer::Loading_system>    _model_loading;
+		std::unique_ptr<audio::Sound_manager>                 _sound_manager;
 
 		std::unique_ptr<gameplay::Beat_system>              _beat_system;
 		std::unique_ptr<level::Level_system>                _level_system;
diff --git a/src/ui/effect_system.cpp b/src/ui/effect_system.cpp
index 3f33c80fd82c5246ec4f101e07f176eb1dfe3b29..3498ea06c4fbe0c13f4af31eccfc9b4cef6421ff 100644
--- a/src/ui/effect_system.cpp
+++ b/src/ui/effect_system.cpp
@@ -1,5 +1,7 @@
 #include "effect_system.hpp"
 
+#include "../gameplay/combat_system.hpp"
+#include "../gameplay/player_comp.hpp"
 #include "../messages.hpp"
 
 #include <mirrage/ecs/entity_manager.hpp>
@@ -13,6 +15,8 @@ namespace phase_shifter::ui {
 	  : _bus(bus), _mailbox(bus), _ecs(ecs)
 	{
 		_mailbox.subscribe_to([&](Enemy_killed_msg& e) {
+			_bus.send<Play_sound_msg>("enemy_hit"_strid);
+
 			auto entity = _ecs.entity_builder("enemy_tombstone")
 			                      .rotation(glm::rotation(
 			                              glm::vec3{1.f, 0.f, 0.f},
@@ -20,17 +24,22 @@ namespace phase_shifter::ui {
 			                      .position(e.position)
 			                      .create();
 
-			_actions.defer(5_s, [&, entity] {
-				_ecs.erase(entity);
-				LOG(plog::debug) << "erased";
+			_actions.defer(5_s, [&, entity] { _ecs.erase(entity); });
+		});
+
+		_mailbox.subscribe_to([&](gameplay::Damaged_msg& e) {
+			_ecs.get(e.entity).process([&](auto& entity) {
+				entity.process([&](gameplay::Player_comp&) { _bus.send<Play_sound_msg>("damaged"_strid); });
 			});
 		});
 
 		_mailbox.subscribe_to([&](Win_msg& e) {
+			_bus.send<Play_sound_msg>("win"_strid);
 			// TODO
 		});
 
 		_mailbox.subscribe_to([&](Lose_msg& e) {
+			_bus.send<Play_sound_msg>("gameover"_strid);
 			// TODO
 		});
 	}
diff --git a/src/util/random_vector.hpp b/src/util/random_vector.hpp
new file mode 100644
index 0000000000000000000000000000000000000000..800907b55b453371bb720429abd7755c4715c28d
--- /dev/null
+++ b/src/util/random_vector.hpp
@@ -0,0 +1,44 @@
+#pragma once
+
+#include <algorithm>
+#include <random>
+#include <vector>
+
+
+namespace phase_shifter::utils {
+
+	template <class T>
+	class Random_vector {
+	  public:
+		Random_vector(std::vector<T> data = {}) : _data(std::move(data)) {}
+
+		auto raw_vector() -> std::vector<T>& { return _data; }
+
+		auto empty() const { return _data.empty(); }
+
+		template <class RNG>
+		auto get_random(RNG& gen) -> T&
+		{
+			if(_data.size() <= 1)
+				return _data.front();
+
+			if(_next_index < _data.size())
+				return _data[_next_index++];
+
+			if(_data.size() > 2) {
+				auto low  = static_cast<std::size_t>(std::ceil(_data.size() / 4.f));
+				auto high = static_cast<std::size_t>(std::floor(_data.size() / 4.f * 3.f));
+				std::shuffle(_data.begin(), _data.begin() + high, gen);
+				std::shuffle(_data.begin() + low, _data.end(), gen);
+			}
+
+			_next_index = 1;
+			return _data[0];
+		}
+
+	  private:
+		std::vector<T> _data;
+		std::size_t    _next_index = 0;
+	};
+
+} // namespace phase_shifter::utils