diff --git a/common/src/test/java/net/william278/husksync/DummyHuskSync.java b/common/src/test/java/net/william278/husksync/DummyHuskSync.java
new file mode 100644
index 00000000..55795174
--- /dev/null
+++ b/common/src/test/java/net/william278/husksync/DummyHuskSync.java
@@ -0,0 +1,115 @@
+package net.william278.husksync;
+
+import net.william278.desertwell.Version;
+import net.william278.husksync.config.Locales;
+import net.william278.husksync.config.Settings;
+import net.william278.husksync.data.DataAdapter;
+import net.william278.husksync.database.Database;
+import net.william278.husksync.event.EventCannon;
+import net.william278.husksync.migrator.Migrator;
+import net.william278.husksync.player.OnlineUser;
+import net.william278.husksync.redis.RedisManager;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.File;
+import java.io.InputStream;
+import java.util.List;
+import java.util.Optional;
+import java.util.Set;
+import java.util.UUID;
+import java.util.concurrent.CompletableFuture;
+import java.util.logging.Level;
+
+public class DummyHuskSync implements HuskSync {
+    @Override
+    @NotNull
+    public Set<OnlineUser> getOnlineUsers() {
+        return Set.of();
+    }
+
+    @Override
+    @NotNull
+    public Optional<OnlineUser> getOnlineUser(@NotNull UUID uuid) {
+        return Optional.empty();
+    }
+
+    @Override
+    @NotNull
+    public Database getDatabase() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    @NotNull
+    public RedisManager getRedisManager() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    @NotNull
+    public DataAdapter getDataAdapter() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    @NotNull
+    public EventCannon getEventCannon() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    @NotNull
+    public List<Migrator> getAvailableMigrators() {
+        return List.of();
+    }
+
+    @Override
+    @NotNull
+    public Settings getSettings() {
+        return new Settings();
+    }
+
+    @Override
+    @NotNull
+    public Locales getLocales() {
+        return new Locales();
+    }
+
+    @Override
+    public InputStream getResource(@NotNull String name) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void log(@NotNull Level level, @NotNull String message, @NotNull Throwable... throwable) {
+        System.out.println(message);
+    }
+
+    @Override
+    @NotNull
+    public Version getPluginVersion() {
+        return Version.fromString("1.0.0");
+    }
+
+    @Override
+    @NotNull
+    public File getDataFolder() {
+        return new File(".");
+    }
+
+    @Override
+    @NotNull
+    public Version getMinecraftVersion() {
+        return Version.fromString("1.16.2");
+    }
+
+    @Override
+    public CompletableFuture<Boolean> reload() {
+        return CompletableFuture.supplyAsync(() -> true);
+    }
+
+    @Override
+    public Set<UUID> getLockedPlayers() {
+        return Set.of();
+    }
+}
diff --git a/common/src/test/java/net/william278/husksync/data/DataAdaptionTests.java b/common/src/test/java/net/william278/husksync/data/DataAdaptionTests.java
index 0f7b3b8d..f40d4725 100644
--- a/common/src/test/java/net/william278/husksync/data/DataAdaptionTests.java
+++ b/common/src/test/java/net/william278/husksync/data/DataAdaptionTests.java
@@ -1,7 +1,6 @@
 package net.william278.husksync.data;
 
-import net.william278.husksync.config.Settings;
-import net.william278.husksync.logger.DummyLogger;
+import net.william278.husksync.DummyHuskSync;
 import net.william278.husksync.player.DummyPlayer;
 import net.william278.husksync.player.OnlineUser;
 import org.junit.jupiter.api.Assertions;
@@ -19,7 +18,7 @@ public class DataAdaptionTests {
     @Test
     public void testJsonDataAdapter() {
         final OnlineUser dummyUser = DummyPlayer.create();
-        dummyUser.getUserData(new DummyLogger(), new Settings()).join().ifPresent(dummyUserData -> {
+        dummyUser.getUserData(new DummyHuskSync()).join().ifPresent(dummyUserData -> {
             final DataAdapter dataAdapter = new JsonDataAdapter();
             final byte[] data = dataAdapter.toBytes(dummyUserData);
             final UserData deserializedUserData = dataAdapter.fromBytes(data);
@@ -37,7 +36,7 @@ public class DataAdaptionTests {
         final OnlineUser dummyUser = DummyPlayer.create();
         final String expectedJson = "{\"status\":{\"health\":20.0,\"max_health\":20.0,\"health_scale\":0.0,\"hunger\":20,\"saturation\":5.0,\"saturation_exhaustion\":5.0,\"selected_item_slot\":1,\"total_experience\":100,\"experience_level\":1,\"experience_progress\":1.0,\"game_mode\":\"SURVIVAL\",\"is_flying\":false},\"inventory\":{\"serialized_items\":\"\"},\"ender_chest\":{\"serialized_items\":\"\"},\"potion_effects\":{\"serialized_potion_effects\":\"\"},\"advancements\":[],\"statistics\":{\"untyped_statistics\":{},\"block_statistics\":{},\"item_statistics\":{},\"entity_statistics\":{}},\"minecraft_version\":\"1.19\",\"format_version\":3}";
         AtomicReference<String> json = new AtomicReference<>();
-        dummyUser.getUserData(new DummyLogger(), new Settings()).join().ifPresent(dummyUserData -> {
+        dummyUser.getUserData(new DummyHuskSync()).join().ifPresent(dummyUserData -> {
             final DataAdapter dataAdapter = new JsonDataAdapter();
             final byte[] data = dataAdapter.toBytes(dummyUserData);
             json.set(new String(data, StandardCharsets.UTF_8));
@@ -48,7 +47,7 @@ public class DataAdaptionTests {
     @Test
     public void testCompressedDataAdapter() {
         final OnlineUser dummyUser = DummyPlayer.create();
-        dummyUser.getUserData(new DummyLogger(), new Settings()).join().ifPresent(dummyUserData -> {
+        dummyUser.getUserData(new DummyHuskSync()).join().ifPresent(dummyUserData -> {
             final DataAdapter dataAdapter = new CompressedDataAdapter();
             final byte[] data = dataAdapter.toBytes(dummyUserData);
             final UserData deserializedUserData = dataAdapter.fromBytes(data);
diff --git a/common/src/test/java/net/william278/husksync/logger/DummyLogger.java b/common/src/test/java/net/william278/husksync/logger/DummyLogger.java
deleted file mode 100644
index f1ea2c31..00000000
--- a/common/src/test/java/net/william278/husksync/logger/DummyLogger.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package net.william278.husksync.logger;
-
-import net.william278.husksync.util.Logger;
-import org.jetbrains.annotations.NotNull;
-
-import java.util.logging.Level;
-
-public class DummyLogger extends Logger {
-
-    public DummyLogger() {
-    }
-
-    @Override
-    public void log(@NotNull Level level, @NotNull String message, @NotNull Throwable e) {
-        System.out.println(level.getName() + ": " + message);
-        e.printStackTrace();
-    }
-
-    @Override
-    public void log(@NotNull Level level, @NotNull String message) {
-        System.out.println(level.getName() + ": " + message);
-    }
-
-    @Override
-    public void info(@NotNull String message) {
-        System.out.println(Level.INFO.getName() + ": " + message);
-    }
-
-    @Override
-    public void severe(@NotNull String message) {
-        System.out.println(Level.SEVERE.getName() + ": " + message);
-    }
-
-    @Override
-    public void config(@NotNull String message) {
-        System.out.println(Level.CONFIG.getName() + ": " + message);
-    }
-}
diff --git a/common/src/test/java/net/william278/husksync/player/DummyPlayer.java b/common/src/test/java/net/william278/husksync/player/DummyPlayer.java
index 847f77d0..895dbb0c 100644
--- a/common/src/test/java/net/william278/husksync/player/DummyPlayer.java
+++ b/common/src/test/java/net/william278/husksync/player/DummyPlayer.java
@@ -171,4 +171,9 @@ public class DummyPlayer extends OnlineUser {
         return false;
     }
 
+    @Override
+    public boolean isNpc() {
+        return false;
+    }
+
 }