diff --git a/pom.xml b/pom.xml
index b13933e..2649a2b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>de.lunarakai</groupId>
   <artifactId>LunarUtils</artifactId>
-  <version>0.0.1</version>
+  <version>0.0.2</version>
   <packaging>jar</packaging>
 
   <name>LunarUtils</name>
@@ -24,8 +24,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.8.1</version>
         <configuration>
-          <source>${java.version}</source>
-          <target>${java.version}</target>
+          <source>14</source>
+          <target>14</target>
         </configuration>
       </plugin>
       <plugin>
@@ -59,6 +59,10 @@
           <id>sonatype</id>
           <url>https://oss.sonatype.org/content/groups/public/</url>
       </repository>
+      <repository>
+          <id>brokkonaut</id>
+          <url>https://www.iani.de/nexus/content/groups/public</url>
+      </repository>
   </repositories>
 
   <dependencies>
@@ -68,5 +72,11 @@
           <version>1.21-R0.1-SNAPSHOT</version>
           <scope>provided</scope>
       </dependency>
+      <dependency>
+          <groupId>de.iani.cubeside</groupId>
+          <artifactId>CubesideUtilsBukkit</artifactId>
+          <version>1.16-SNAPSHOT</version>
+          <scope>compile</scope>
+      </dependency>
   </dependencies>
 </project>
diff --git a/src/main/java/de/lunarakai/lunarutils/chat/MessageUtils.java b/src/main/java/de/lunarakai/lunarutils/chat/SimpleChatMessages.java
similarity index 97%
rename from src/main/java/de/lunarakai/lunarutils/chat/MessageUtils.java
rename to src/main/java/de/lunarakai/lunarutils/chat/SimpleChatMessages.java
index 7598da7..8449f29 100644
--- a/src/main/java/de/lunarakai/lunarutils/chat/MessageUtils.java
+++ b/src/main/java/de/lunarakai/lunarutils/chat/SimpleChatMessages.java
@@ -5,7 +5,7 @@ import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.entity.Player;
 
-public abstract class MessageUtils {
+public abstract class SimpleChatMessages {
 
     static Pattern langKeyPattern = Pattern.compile("^\\w+\\.\\w+\\.\\w+$");
 
diff --git a/src/main/java/de/lunarakai/lunarutils/games/GameArena.java b/src/main/java/de/lunarakai/lunarutils/games/GameArena.java
new file mode 100644
index 0000000..98107d9
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/games/GameArena.java
@@ -0,0 +1,94 @@
+package de.lunarakai.lunarutils.games;
+
+import com.google.common.base.Preconditions;
+import java.util.UUID;
+import org.bukkit.Location;
+import org.bukkit.block.BlockFace;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class GameArena<T extends Plugin> {
+    private final T plugin;
+    private final String name;
+    private final Location location;
+    private BlockFace orientation;
+    private GameArenaStatus gameArenaStatus = GameArenaStatus.INACTIVE;
+    private Player currentPlayer;
+
+    public GameArena(T plugin, ConfigurationSection arenaSection) {
+        this.plugin = plugin;
+        this.name = Preconditions.checkNotNull(arenaSection.getString("name"));
+        this.location = Preconditions.checkNotNull(arenaSection.getLocation("location"));
+    }
+
+    public GameArena(T plugin, String name, Location location, BlockFace orientation) {
+        this.plugin = plugin;
+        this.name = Preconditions.checkNotNull(name, "name");
+        this.location = Preconditions.checkNotNull(location, "location");
+    }
+
+    public void save(ConfigurationSection arenaSection) {
+        arenaSection.set("name", name);
+        arenaSection.set("location", location);
+        arenaSection.set("orientation", orientation);
+    }
+
+    public void startNewGame() {
+    }
+
+    public void addJoiningPlayer(Player player) {
+        Preconditions.checkNotNull(player);
+        Preconditions.checkState(gameArenaStatus == GameArenaStatus.INACTIVE);
+        this.gameArenaStatus = GameArenaStatus.PRESTART;
+        this.currentPlayer = player;
+    }
+
+    public void removePlayer() {
+        this.gameArenaStatus = GameArenaStatus.INACTIVE;
+        this.currentPlayer = null;
+    }
+
+    public boolean isTooFarAway(Player player) {
+        return false;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public boolean hasPlayer() {
+        return currentPlayer != null;
+    }
+
+    public Player getCurrentPlayer() {
+        return currentPlayer;
+    }
+
+    public Location getLocation() {
+        return location;
+    }
+
+    public GameArenaStatus getArenaStatus() {
+        return gameArenaStatus;
+    }
+
+    public void setArenaStatus(GameArenaStatus gameArenaStatus) {
+        this.gameArenaStatus = gameArenaStatus;
+    }
+
+    public Plugin getPlugin() {
+        return plugin;
+    }
+
+    private int getRotationYaw() {
+        return switch (orientation) {
+            case EAST -> 90;
+            case SOUTH -> 180;
+            case WEST -> 270;
+            default -> 0;
+        };
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/java/de/lunarakai/lunarutils/games/GameArenaList.java b/src/main/java/de/lunarakai/lunarutils/games/GameArenaList.java
new file mode 100644
index 0000000..d9680ae
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/games/GameArenaList.java
@@ -0,0 +1,96 @@
+package de.lunarakai.lunarutils.games;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.UUID;
+import java.util.logging.Level;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+
+public class GameArenaList<T extends Plugin> {
+    private static final String ARENAS_FILENAME = "arenas.yml";
+    private final Plugin plugin;
+    private File arenaFile;
+
+    private final HashMap<String, GameArena> arenas;
+    private final HashMap<UUID, GameArena> playersInArena;
+
+    public GameArenaList(T plugin) {
+        this.plugin = plugin;
+        this.arenas = new HashMap<>();
+        this.playersInArena = new HashMap<>();
+    }
+
+    public void load() {
+        arenas.clear();
+        if(!this.arenaFile.isFile()) {
+            return;
+        }
+        YamlConfiguration conf = new YamlConfiguration();
+        try {
+            conf.load(this.arenaFile);
+        } catch (IOException | InvalidConfigurationException e) {
+            plugin.getLogger().log(Level.SEVERE, "Could not load arenas file", e);
+        }
+        ConfigurationSection arenasSection = conf.getConfigurationSection("arenas");
+        if(arenasSection != null) {
+            for (String arenaName : arenasSection.getKeys(false)) {
+                ConfigurationSection arenaSection = arenasSection.getConfigurationSection(arenaName);
+                if(arenaSection != null) {
+                    GameArena gameArena = new GameArena(plugin, arenaSection);
+                    this.arenas.put(gameArena.getName(), gameArena);
+                }
+            }
+        }
+    }
+
+    public void save() {
+        YamlConfiguration conf = new YamlConfiguration();
+        ConfigurationSection arenasSection = conf.createSection("arenas");
+        int i = 0;
+        for(GameArena gameArena : this.arenas.values()) {
+            gameArena.save(arenasSection.createSection(Integer.toString(i++)));
+        }
+        this.arenaFile.getParentFile().mkdirs();
+        try {
+            conf.save(this.arenaFile);
+        } catch (IOException e) {
+            plugin.getLogger().log(Level.SEVERE, "Could not save arenas file", e);
+        }
+    }
+
+    public GameArena getArena(String name) {
+        return arenas.get(name);
+    }
+
+    public Collection<GameArena> getArnas() {
+        return arenas.values();
+    }
+
+    public void addArena(GameArena gameArena) {
+        this.arenas.put(gameArena.getName(), gameArena);
+        save();
+    }
+
+    public void setArenaForPlayer(Player player, GameArena gameArena) {
+        if(gameArena != null) {
+            playersInArena.put(player.getUniqueId(), gameArena);
+        } else {
+            playersInArena.remove(player.getUniqueId());
+        }
+    }
+
+    public GameArena getPlayerArena(Player player) {
+        return playersInArena.get(player.getUniqueId());
+    }
+
+    public void removeArena(GameArena gameArena) {
+        arenas.remove(gameArena.getName());
+        save();
+    }
+}
diff --git a/src/main/java/de/lunarakai/lunarutils/games/GameArenaStatus.java b/src/main/java/de/lunarakai/lunarutils/games/GameArenaStatus.java
new file mode 100644
index 0000000..4fa01d4
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/games/GameArenaStatus.java
@@ -0,0 +1,8 @@
+package de.lunarakai.lunarutils.games;
+
+public enum GameArenaStatus {
+    INACTIVE,
+    PRESTART,
+    PLAYING,
+    COMPLETED
+}
diff --git a/src/main/java/de/lunarakai/lunarutils/games/GameManager.java b/src/main/java/de/lunarakai/lunarutils/games/GameManager.java
new file mode 100644
index 0000000..009f558
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/games/GameManager.java
@@ -0,0 +1,24 @@
+package de.lunarakai.lunarutils.games;
+
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+
+public class GameManager<T extends Plugin> {
+    private final Plugin plugin;
+
+    public GameManager(T plugin) {
+        this.plugin = plugin;
+    }
+
+    public void joinArena(Player player, GameArena gameArena) {
+    }
+
+    public void leaveArena(Player player, boolean message, boolean reset) {
+    }
+
+    public void startGame(Player player) {
+    }
+
+    public void clearAllArenas() {
+    }
+}
diff --git a/src/main/java/de/lunarakai/lunarutils/games/GameObject.java b/src/main/java/de/lunarakai/lunarutils/games/GameObject.java
new file mode 100644
index 0000000..cbc91b8
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/games/GameObject.java
@@ -0,0 +1,36 @@
+package de.lunarakai.lunarutils.games;
+
+import org.bukkit.Location;
+import org.bukkit.World;
+
+public abstract class GameObject {
+    private String name;
+    private World world;
+    private Location location;
+
+    public abstract void spawn(Location location);
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public World getWorld() {
+        return world;
+    }
+
+    public void setWorld(World world) {
+        this.world = world;
+    }
+
+    public Location getLocation() {
+        return location;
+    }
+
+    public void setLocation(Location location) {
+        this.location = location;
+    }
+}
diff --git a/src/main/java/de/lunarakai/lunarutils/inventory/GUIItem.java b/src/main/java/de/lunarakai/lunarutils/inventory/GUIItem.java
new file mode 100644
index 0000000..c6e3c69
--- /dev/null
+++ b/src/main/java/de/lunarakai/lunarutils/inventory/GUIItem.java
@@ -0,0 +1,31 @@
+package de.lunarakai.lunarutils.inventory;
+
+import de.iani.cubesideutils.bukkit.items.ItemBuilder;
+import net.kyori.adventure.text.Component;
+import org.bukkit.Material;
+import org.bukkit.enchantments.Enchantment;
+import org.bukkit.inventory.ItemFlag;
+import org.bukkit.inventory.ItemStack;
+
+public class GUIItem {
+    public static final ItemStack EMPTY_ICON = createGuiItem(Material.GRAY_STAINED_GLASS_PANE, Component.text(" "), true, true);
+
+    public static ItemStack createGuiItem(Material material, Component name, String... lore) {
+        return createGuiItem(material, name, false, lore);
+    }
+
+    public static ItemStack createGuiItem(Material material, Component name, boolean glowing, boolean showTooltip, String... lore) {
+        ItemBuilder builder = ItemBuilder.fromMaterial(material).displayName(name).lore(lore);
+        if (glowing) {
+            builder.enchantment(Enchantment.UNBREAKING, 1, true).flag(ItemFlag.HIDE_ENCHANTS);
+        }
+        if (!showTooltip) {
+            builder.flag(ItemFlag.HIDE_ADDITIONAL_TOOLTIP);
+        }
+        return builder.build();
+    }
+
+    public static ItemStack createGuiItem(Material material, Component name, boolean glowing, String... lore) {
+        return createGuiItem(material, name, glowing, true, lore);
+    }
+}
diff --git a/src/main/java/de/lunarakai/lunarutils/StringUtils.java b/src/main/java/de/lunarakai/lunarutils/other/URIValidation.java
similarity index 77%
rename from src/main/java/de/lunarakai/lunarutils/StringUtils.java
rename to src/main/java/de/lunarakai/lunarutils/other/URIValidation.java
index f137958..07776b2 100644
--- a/src/main/java/de/lunarakai/lunarutils/StringUtils.java
+++ b/src/main/java/de/lunarakai/lunarutils/other/URIValidation.java
@@ -1,8 +1,8 @@
-package de.lunarakai.lunarutils;
+package de.lunarakai.lunarutils.other;
 
 import java.net.URL;
 
-public abstract class StringUtils {
+public abstract class URIValidation {
 
     public static boolean isValidURL(String urlString) {
         try {