HomeGamesActionCastle War: Idle IslandGames like Castle War: Idle Island Here are some great alternatives to Castle War: Idle Island by Plug In Digital : Castle Destruction ★4.3 Monster Defender ★4.2 Siege of Castle: Tower Defense ★3.8 Kingland - Castle Adventure ★4.1 Tower Defense PvP:Tower Royale ★4.3 Monster Rush: Strategy TD war ★4.4 Stagelands – eternal defense ★4.1 Castle Fight ★3.9 Tower Defense: Towerlands (TD) ★4.3 Tower Takeover: Conquer Castle ★3.4 Kingdom Quest Tower Defense TD ★4.2 Castle Artillery ★3.6 Castle Master TD ★4.1 Wars Defense: Tower Defense ★3.9 King God Castle: Epic Defense ★4.0 Castle Story™ ★3.7