diff --git a/src/main/java/eu/mhsl/craftattack/teamLobby/Lobby.java b/src/main/java/eu/mhsl/craftattack/teamLobby/Lobby.java
index cd6b312..9feb2c5 100644
--- a/src/main/java/eu/mhsl/craftattack/teamLobby/Lobby.java
+++ b/src/main/java/eu/mhsl/craftattack/teamLobby/Lobby.java
@@ -4,6 +4,7 @@ import eu.mhsl.craftattack.teamLobby.data.Team;
 import eu.mhsl.craftattack.teamLobby.util.CommonHandler;
 import eu.mhsl.craftattack.teamLobby.util.PluginMessageUtil;
 import eu.mhsl.craftattack.teamLobby.util.PosSerializer;
+import net.kyori.adventure.sound.Sound;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.NamedTextColor;
 import net.kyori.adventure.util.Ticks;
@@ -23,6 +24,7 @@ import net.minestom.server.particle.Particle;
 import net.minestom.server.potion.Potion;
 import net.minestom.server.potion.PotionEffect;
 import net.minestom.server.registry.DynamicRegistry;
+import net.minestom.server.sound.SoundEvent;
 import net.minestom.server.timer.TaskSchedule;
 import net.minestom.server.utils.NamespaceID;
 import net.minestom.server.world.DimensionType;
@@ -92,11 +94,26 @@ public class Lobby extends InstanceContainer {
     private <TEvent> void onPlayerChange(TEvent event) {
         MinecraftServer.getSchedulerManager().scheduleNextTick(() -> {
             this.isJoining = false;
+            boolean wasComplete = this.isComplete;
             this.isComplete = this.getPlayers().stream()
                 .map(Entity::getUuid)
                 .collect(Collectors.toSet())
                 .containsAll(this.team.players());
 
+            if(this.isComplete) {
+                this.playSound(Sound.sound(SoundEvent.ENTITY_EXPERIENCE_ORB_PICKUP, Sound.Source.PLAYER, 1f, 1f));
+                this.everyMember(p -> p.sendMessage(Component.text(
+                    "Das Team ist vollständig. Der Server kann jederzeit über den Knopf betreten werden!",
+                    NamedTextColor.GREEN
+                )));
+            } else if(wasComplete) {
+                this.playSound(Sound.sound(SoundEvent.ENTITY_EXPERIENCE_ORB_PICKUP, Sound.Source.PLAYER, 1f, 0.1f));
+                this.everyMember(p -> p.sendMessage(Component.text(
+                    "Das Team ist nicht mehr vollständig.",
+                    NamedTextColor.RED
+                )));
+            }
+
             this.update();
         });
     }
@@ -105,6 +122,7 @@ public class Lobby extends InstanceContainer {
         if(!event.getBlockPosition().sameBlock(this.buttonLocation)) return;
         if(this.isJoining) return;
         if(!this.isComplete) {
+            event.getPlayer().playSound(Sound.sound(SoundEvent.UI_BUTTON_CLICK, Sound.Source.PLAYER, 1f, 1f));
             this.everyMember(p -> p.sendActionBar(Component.text("Dein Team ist nicht vollständig!", NamedTextColor.RED)));
             return;
         }
@@ -123,6 +141,7 @@ public class Lobby extends InstanceContainer {
 
     private void connect() {
         if(!this.isJoining) return;
+        this.playSound(Sound.sound(SoundEvent.ENTITY_PLAYER_LEVELUP, Sound.Source.PLAYER, 1f, 1f));
         this.everyMember(p -> {
             p.addEffect(new Potion(PotionEffect.DARKNESS, 0, 5 * Ticks.TICKS_PER_SECOND));
             p.sendActionBar(Component.text("Verbinde...", NamedTextColor.GREEN));