Red Koopa Troopas, smarter versions of the regular Koopa Troopa, appear as common enemies of the 2D Mario games, though rare enemies in the 3D titles. These enemies turn around at ledges, instead of ...

Mecha-Koopa is a small mechanical version of Bowser which has a wind-up key on its back. It originated in Super Mario World, where it was only used in the final battle against Bowser. From time to ...