HomeGamesStrategyIdle Fortress: First AscentGames like Idle Fortress: First Ascent Here are some great alternatives to Idle Fortress: First Ascent by MrArni : Defenders 2: Tower Defense ★3.7 War Strategy 2: Tower Defense ★3.5 War Strategy: Tower Defense ★4.0 Monster Defender ★4.2 TD - War Strategy Game ★4.1 Monster Rush: Strategy TD war ★4.4 Kingdom Wars - Tower Defense ★4.2 No Bugs Allowed ★4.4 Broken Universe: Tower Defense ★4.0 Tower Gun Army - Merge Defense ★3.4 Galaxy War Tower Defense ★4.2 Tower Rush - TD ★4.1 Defense Battle ★3.8 Idle Tower Rush ★4.6 Zombie Tower Defense ★4.3 Monster Tiles TD: Tower Wars ★4.2