CastleStorm 2 combines tower-defense strategy with side-scrolling combat, letting players catapult projectiles at enemy castles while also directly controlling a hero on the battlefield. Balancing offense and defense across both layers shapes each battle's outcome.

Its hybrid of strategy and action combat gives it a distinct identity compared to straightforward tower-defense or brawler games. Fans of games blending multiple genres into one battlefield will find its systems engaging.