Inspire from Super Crate Box and Muffin Knight combine with Tower Defense! player choose one from many different characters fight wave of enemies with many different weapon prevent them to attack "The Reactor" the game will end when the time is finish or Reactor destroy.
like other character, each of them have 4 different weapons and 4 share weapons, while most Oni weapons have limit range but they're quit powerful and often come with armor piecing ability.