CastleStorm: Definitive Edition is an arcade game with strategy, fantasy and tactical elements from the developers of ZEN Studios. The main publisher of the game is ZEN Studios. CastleStorm: Definitive Edition is also known as CastleStorm: Free to Siege. For some reason the game has not yet been released on PC. Overall, the project turned out to be quite weak. Most reviewers gave the game very low ratings.