Peach, deep within the natural elegance of the lush Mushroom Forest.Wario, decked out with a fireball shooting cannon at the exit of Bowser's Castle.
There are 5 bosses in the first game, and 8 bosses in the second. They are in general, stronger than the usual enemies and require a certain strategy to defeat. A Boss is an enemy that Koopa, Goomba or Shy Guy must fight in order to advance.