diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..92a9a94
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+Effekte Challenge V2/target/*
+.DS_Store
\ No newline at end of file
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Challenge.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Challenge.java
new file mode 100644
index 0000000..ec6bac7
--- /dev/null
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Challenge.java	
@@ -0,0 +1,94 @@
+package com.xonics.ef.classes;
+
+import java.util.List;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
+import org.bukkit.potion.PotionEffect;
+import org.bukkit.boss.BossBar;
+import org.bukkit.Bukkit;
+import org.bukkit.boss.BarColor;
+import org.bukkit.boss.BarStyle;
+import com.xonics.ef.main;
+
+public class Challenge {
+
+    private boolean isRunning;
+    private List<Player> players;
+    private BukkitRunnable task;
+    private TimeManager tm;
+
+    public Challenge(List<Player> participants, int timer) {
+        this.players = participants;
+        this.isRunning = false;
+        this.tm.setTime(timer);
+    }
+
+    public Challenge(List<Player> participants) {
+        this(participants, 20);
+    }
+
+    public void start() {
+        if (!isRunning) {
+            isRunning = true;
+            BossBar infoBar = Bukkit.createBossBar("Finger an der Gapling Gan", BarColor.RED, BarStyle.SEGMENTED_10);
+            for (Player p : players) {
+                infoBar.addPlayer(p);
+                infoBar.setVisible(true);
+            }
+            Timer.start();
+            EffektRevolver revolver = new EffektRevolver(6);
+            revolver.loadRevolver();
+            this.task = new BukkitRunnable() {
+                @Override
+                public void run() {
+
+                    infoBar.setTitle(
+                            "Finger an der Gapling Gan in " + tm.getTime() + "s " + revolver.getChamberIndicator());
+                    infoBar.setProgress((double) (tm.getInitTime() - tm.getTime()) / tm.getInitTime());
+
+                    if (tm.getTime() == 0) {
+                        if (!revolver.isEmpty()) {
+                            setEffekt(revolver.shoot());
+                        } else {
+                            revolver.loadRevolver();
+                        }
+                        tm.resetTime();
+                    }
+
+                    tm.decreaseTime();
+                }
+            };
+            task.runTaskTimer(main.getInstance(), 0L, 20L);
+        }
+    }
+
+    public void stop() {
+        this.task.cancel();
+        this.isRunning = false;
+        Timer.stop();
+    }
+
+    public void sendMessageToParticipants(String msg) {
+        for (Player p : players) {
+            p.sendMessage(msg);
+        }
+    }
+
+    public void setEffekt(Effekt e) {
+        for (Player p : players) {
+            p.addPotionEffect(new PotionEffect(e.getEffect(), tm.getInitTime(), 1));
+            switch (e.getEffektTyp()) {
+                case GOOD:
+                    p.sendTitle("§a" + e.getName(), "", 10, 20, 10);
+                    break;
+                case BAD:
+                    p.sendTitle("§c" + e.getName(), "", 10, 20, 10);
+                    break;
+                case NEUTRAL:
+                    p.sendTitle("§7" + e.getName(), "", 10, 20, 10);
+                    break;
+            }
+        }
+    }
+
+}
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Effekt.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Effekt.java
index 0e66e02..7f9d012 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Effekt.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Effekt.java	
@@ -4,14 +4,20 @@ import org.bukkit.potion.PotionEffectType;
 
 public class Effekt {
 
+    private String eName;
     private PotionEffectType ieffect;
     private EffektTyp ieTyp;
 
-    public Effekt(PotionEffectType effect, EffektTyp eTyp) {
+    public Effekt(String name, PotionEffectType effect, EffektTyp eTyp) {
+        this.eName = name;
         this.ieffect = effect;
         this.ieTyp = eTyp;
     }
 
+    public String getName() {
+        return this.eName;
+    }
+
     public PotionEffectType getEffect() {
         return this.ieffect;
     }
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektLibrary.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektLibrary.java
index 00d0586..e7c758d 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektLibrary.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektLibrary.java	
@@ -6,43 +6,43 @@ import org.bukkit.potion.PotionEffectType;
 public abstract class EffektLibrary {
 
     private static List<Effekt> effects = List.of(
-            new Effekt(PotionEffectType.SPEED, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.SLOWNESS, EffektTyp.BAD),
-            new Effekt(PotionEffectType.JUMP_BOOST, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.OOZING, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.FIRE_RESISTANCE, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.INSTANT_DAMAGE, EffektTyp.BAD),
-            new Effekt(PotionEffectType.INSTANT_HEALTH, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.HUNGER, EffektTyp.BAD),
-            new Effekt(PotionEffectType.INVISIBILITY, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.LEVITATION, EffektTyp.BAD),
-            new Effekt(PotionEffectType.NIGHT_VISION, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.POISON, EffektTyp.BAD),
-            new Effekt(PotionEffectType.REGENERATION, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.STRENGTH, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.WEAKNESS, EffektTyp.BAD),
-            new Effekt(PotionEffectType.WITHER, EffektTyp.BAD),
-            new Effekt(PotionEffectType.INFESTED, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.HASTE, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.MINING_FATIGUE, EffektTyp.BAD),
-            new Effekt(PotionEffectType.STRENGTH, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.NAUSEA, EffektTyp.BAD),
-            new Effekt(PotionEffectType.RESISTANCE, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.WATER_BREATHING, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.INVISIBILITY, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.BLINDNESS, EffektTyp.BAD),
-            new Effekt(PotionEffectType.NIGHT_VISION, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.HUNGER, EffektTyp.BAD),
-            new Effekt(PotionEffectType.HEALTH_BOOST, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.ABSORPTION, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.SATURATION, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.GLOWING, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.LUCK, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.UNLUCK, EffektTyp.NEUTRAL),
-            new Effekt(PotionEffectType.CONDUIT_POWER, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.DOLPHINS_GRACE, EffektTyp.GOOD),
-            new Effekt(PotionEffectType.BAD_OMEN, EffektTyp.BAD),
-            new Effekt(PotionEffectType.HERO_OF_THE_VILLAGE, EffektTyp.GOOD));
+            new Effekt("Speed", PotionEffectType.SPEED, EffektTyp.GOOD),
+            new Effekt("Slowness", PotionEffectType.SLOWNESS, EffektTyp.BAD),
+            new Effekt("Jump Boost", PotionEffectType.JUMP_BOOST, EffektTyp.GOOD),
+            new Effekt("Oozing", PotionEffectType.OOZING, EffektTyp.NEUTRAL),
+            new Effekt("Fire Resistance", PotionEffectType.FIRE_RESISTANCE, EffektTyp.GOOD),
+            new Effekt("Instant Damage", PotionEffectType.INSTANT_DAMAGE, EffektTyp.BAD),
+            new Effekt("Instant Health", PotionEffectType.INSTANT_HEALTH, EffektTyp.GOOD),
+            new Effekt("Hunger", PotionEffectType.HUNGER, EffektTyp.BAD),
+            new Effekt("Invisibility", PotionEffectType.INVISIBILITY, EffektTyp.GOOD),
+            new Effekt("Levitation", PotionEffectType.LEVITATION, EffektTyp.BAD),
+            new Effekt("Night Vision", PotionEffectType.NIGHT_VISION, EffektTyp.GOOD),
+            new Effekt("Poison", PotionEffectType.POISON, EffektTyp.BAD),
+            new Effekt("Regeneration", PotionEffectType.REGENERATION, EffektTyp.GOOD),
+            new Effekt("Strength", PotionEffectType.STRENGTH, EffektTyp.GOOD),
+            new Effekt("Weakness", PotionEffectType.WEAKNESS, EffektTyp.BAD),
+            new Effekt("Wither", PotionEffectType.WITHER, EffektTyp.BAD),
+            new Effekt("Infested", PotionEffectType.INFESTED, EffektTyp.NEUTRAL),
+            new Effekt("Haste", PotionEffectType.HASTE, EffektTyp.GOOD),
+            new Effekt("Mining Fatigue", PotionEffectType.MINING_FATIGUE, EffektTyp.BAD),
+            new Effekt("Strength", PotionEffectType.STRENGTH, EffektTyp.GOOD),
+            new Effekt("Nausea", PotionEffectType.NAUSEA, EffektTyp.BAD),
+            new Effekt("Resistance", PotionEffectType.RESISTANCE, EffektTyp.GOOD),
+            new Effekt("Water Breathing", PotionEffectType.WATER_BREATHING, EffektTyp.GOOD),
+            new Effekt("Invisibility", PotionEffectType.INVISIBILITY, EffektTyp.NEUTRAL),
+            new Effekt("Blindness", PotionEffectType.BLINDNESS, EffektTyp.BAD),
+            new Effekt("Night Vision", PotionEffectType.NIGHT_VISION, EffektTyp.NEUTRAL),
+            new Effekt("Hunger", PotionEffectType.HUNGER, EffektTyp.BAD),
+            new Effekt("Health Boost", PotionEffectType.HEALTH_BOOST, EffektTyp.GOOD),
+            new Effekt("Absorption", PotionEffectType.ABSORPTION, EffektTyp.GOOD),
+            new Effekt("Saturation", PotionEffectType.SATURATION, EffektTyp.GOOD),
+            new Effekt("Glowing", PotionEffectType.GLOWING, EffektTyp.NEUTRAL),
+            new Effekt("Luck", PotionEffectType.LUCK, EffektTyp.NEUTRAL),
+            new Effekt("Unluck", PotionEffectType.UNLUCK, EffektTyp.NEUTRAL),
+            new Effekt("Conduit Power", PotionEffectType.CONDUIT_POWER, EffektTyp.GOOD),
+            new Effekt("Dolphins Grace", PotionEffectType.DOLPHINS_GRACE, EffektTyp.GOOD),
+            new Effekt("Bad Omen", PotionEffectType.BAD_OMEN, EffektTyp.BAD),
+            new Effekt("Hero of the Village", PotionEffectType.HERO_OF_THE_VILLAGE, EffektTyp.GOOD));
 
     public static List<Effekt> getEffects() {
         return effects;
@@ -55,5 +55,4 @@ public abstract class EffektLibrary {
     public static int getEffectCount() {
         return effects.size();
     }
-
 }
\ No newline at end of file
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektRevolver.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektRevolver.java
index d350c59..eca8271 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektRevolver.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/EffektRevolver.java	
@@ -9,11 +9,13 @@ public class EffektRevolver {
     private int roundsShot;
     private boolean isEmpty;
     private ArrayList<Effekt> chamber = new ArrayList<Effekt>();
+    private String chamberIndicator;
 
     public EffektRevolver(int roundSlots) {
         this.roundSlots = roundSlots;
         this.roundsShot = 0;
         this.isEmpty = true;
+        this.chamberIndicator = "";
     }
 
     public void loadRevolver() {
@@ -25,6 +27,7 @@ public class EffektRevolver {
 
             for (int i = 0; i < EffektLibrary.getEffectCount(); i++) {
                 randomZahlen.add(i);
+                this.chamberIndicator += "§7| ";
             }
 
             Collections.shuffle(randomZahlen);
@@ -34,15 +37,24 @@ public class EffektRevolver {
             }
             this.isEmpty = false;
         }
-
     }
 
     public Effekt shoot() {
-        if (!this.isEmpty && this.roundsShot < this.roundSlots) {
+        if (this.roundsShot <= this.roundSlots) {
             int chamberNumber = this.roundsShot;
             this.roundsShot++;
+            this.chamberIndicator = this.chamberIndicator.substring(0, this.chamberIndicator.length() - 4);
             return this.chamber.get(chamberNumber);
         }
+        this.isEmpty = true;
         return null;
     }
-}
+
+    public boolean isEmpty() {
+        return this.isEmpty;
+    }
+
+    public String getChamberIndicator() {
+        return this.chamberIndicator;
+    }
+}
\ No newline at end of file
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/TimeManager.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/TimeManager.java
new file mode 100644
index 0000000..983fd88
--- /dev/null
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/TimeManager.java	
@@ -0,0 +1,31 @@
+package com.xonics.ef.classes;
+
+public class TimeManager {
+    private int time;
+    private int timeClone;
+
+    public void setTime(int time) {
+        this.time = time;
+        this.timeClone = time;
+    }
+
+    public void decreaseTime() {
+        this.time--;
+    }
+
+    public void increaseTime() {
+        this.time++;
+    }
+
+    public int getTime() {
+        return this.time;
+    }
+
+    public int getInitTime() {
+        return this.timeClone;
+    }
+
+    public void resetTime() {
+        this.time = this.timeClone;
+    }
+}
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Timer.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Timer.java
index cf5a681..76ece2b 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Timer.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/classes/Timer.java	
@@ -7,16 +7,18 @@ import net.md_5.bungee.api.chat.TextComponent;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
-public class Timer {
+public abstract class Timer {
 
     private static int time;
     private static BukkitRunnable task;
     private static boolean paused = false;
+    private static boolean running = false;
 
     public static void start() {
         if (task != null)
             return;
         time = 0;
+        running = true;
 
         task = new BukkitRunnable() {
             @Override
@@ -53,6 +55,7 @@ public class Timer {
         task = null;
         time = 0;
         paused = false;
+        running = false;
     }
 
     public static String getTime() {
@@ -61,4 +64,12 @@ public class Timer {
         int sekunden = time % 60;
         return String.format("%02d:%02d:%02d", stunden, minuten, sekunden);
     }
+
+    public static boolean isPaused() {
+        return paused;
+    }
+
+    public static boolean isRunning() {
+        return running;
+    }
 }
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/commands/TimerCommands.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/commands/TimerCommands.java
new file mode 100644
index 0000000..aa85f46
--- /dev/null
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/commands/TimerCommands.java	
@@ -0,0 +1,33 @@
+package com.xonics.ef.commands;
+
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.Command;
+import org.bukkit.entity.Player;
+import com.xonics.ef.classes.Timer;
+
+public class TimerCommands implements CommandExecutor {
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        Player p = (Player) sender;
+
+        switch (command.getName().toLowerCase()) {
+            case "pause":
+                if (Timer.isPaused()) {
+                    p.sendMessage("Der Timer ist bereits pausiert.");
+                } else {
+                    Timer.pause();
+                }
+                break;
+
+            case "resume":
+                if (!Timer.isPaused()) {
+                    p.sendMessage("Der Timer läuft bereits.");
+                } else {
+                    Timer.resume();
+                }
+                break;
+        }
+        return true;
+    }
+}
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/listeners/PlayerListener.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/listeners/PlayerListener.java
index b663978..d627bc6 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/listeners/PlayerListener.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/listeners/PlayerListener.java	
@@ -3,12 +3,19 @@ package com.xonics.ef.listeners;
 import org.bukkit.event.Listener;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
 
 public class PlayerListener implements Listener {
 
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
         String pName = event.getPlayer().getName();
-        event.setJoinMessage("§a" + pName + " §7ist dem Spiel beigetreten!");
+        event.setJoinMessage("§a+ §8| §7" + pName);
     }
-}
\ No newline at end of file
+
+    @EventHandler
+    public void OnPlayerLeave(PlayerQuitEvent event) {
+        String pName = event.getPlayer().getName();
+        event.setQuitMessage("§c- §8| §7" + pName);
+    }
+}
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/main.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/main.java
index c6e069e..3d5baa3 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/main.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/main.java	
@@ -3,6 +3,7 @@ package com.xonics.ef;
 import org.bukkit.plugin.java.JavaPlugin;
 import com.xonics.ef.managers.PluginManager;
 import com.xonics.ef.listeners.PlayerListener;
+import com.xonics.ef.commands.TimerCommands;
 
 public class main extends JavaPlugin {
 
@@ -23,6 +24,10 @@ public class main extends JavaPlugin {
         // Register listeners
         getServer().getPluginManager().registerEvents(new PlayerListener(), this);
 
+        // Register commands
+        getCommand("pause").setExecutor(new TimerCommands());
+        getCommand("resume").setExecutor(new TimerCommands());
+
         getLogger().info("Effekte Challenge V2 has been enabled!");
     }
 
diff --git a/Effekte Challenge V2/src/main/java/com/xonics/ef/utils/Utils.java b/Effekte Challenge V2/src/main/java/com/xonics/ef/utils/Utils.java
index 5b44d1e..0c9035a 100644
--- a/Effekte Challenge V2/src/main/java/com/xonics/ef/utils/Utils.java	
+++ b/Effekte Challenge V2/src/main/java/com/xonics/ef/utils/Utils.java	
@@ -15,6 +15,4 @@ public class Utils {
         }
         return ChatColor.translateAlternateColorCodes('&', msg);
     }
-
-    // Add more utility methods here
 }
\ No newline at end of file
diff --git a/Effekte Challenge V2/src/main/resources/plugin.yml b/Effekte Challenge V2/src/main/resources/plugin.yml
index 0125035..7c8ca16 100644
--- a/Effekte Challenge V2/src/main/resources/plugin.yml	
+++ b/Effekte Challenge V2/src/main/resources/plugin.yml	
@@ -1,5 +1,14 @@
 main: com.xonics.ef.main
-version: 1.0.0-SNAPSHOT
+version: 12.0.1
 name: Effekte
 author: xonics
-api-version: 1.13
\ No newline at end of file
+api-version: 1.13
+commands:
+  pause:
+    description: Pauses the timer
+    usage: /pause
+    permission: timer.pause
+  resume:
+    description: Resumes the timer
+    usage: /resume
+    permission: timer.resume
\ No newline at end of file