Koopa Troopa

Koopa Troopa is a common enemy in Super Mario Bros. and found in most levels. When stomped on, it hides in its shell and can be kicked by the player to defeat other enemies.

Types of Koopa Troopas

 * Green: Green Koopa Troopas are the normal and the most common one. They can appear in groups of two and three.
 * Red: Red Koopa Troopas are exactly same as the green expect it has red shell and turn when reaching edges. They moslty appear in tree levels.