Militia

"Militia is a single-player, turn-based strategy game that provides a worthy challenge and evolves with the player, offering a bite-sized yet thrilling victory experience. As the leader of a small troop, your mission is to dispatch enemy captains using simple-to-pick-up gameplay with procedurally generated levels. The Dark World expansion, featuring new heroes, enemies, and a ladder, is included for free, positioning Militia as a contender for the best single-player strategy game."