HomeGamesStrategyNorth Kingdom: Siege CastleGames like North Kingdom: Siege Castle Here are some great alternatives to North Kingdom: Siege Castle by Antar Games : Fortress Under Siege HD ā 3.7 Tower Defense Kingdom Realm ā 4.4 Siege of Castle: Tower Defense ā 3.8 Kingdom Wars - Tower Defense ā 4.2 Castle Master TD ā 4.2 Defenders 2: Tower Defense ā 3.7 Kingdom Quest Tower Defense TD ā 4.3 Save The Kingdom: Merge Towers ā 4.3 Merge Clash: Tower Defense TD ā 4.6 The Last Realm - TD ā 4.1 Castle Creeps - Tower Defense ā 4.3 Tower Defense ā Defender TD ā 4.3 Maze Defenders - Tower Defense ā 4.5 Defense Wars: Defense Games ā 3.7 Kingdom Castle - Tower Defense ā 3.6 Warlords Conquest: Enemy Lines ā 3.9