Swaphopper

Swaphopper is an enemy that appears in Super Mario Galaxy 2. They have a big spike on their head so if Mario or Luigi jump on them they will get hurt. They jumps sideways and always in Mario or Luigi`s direction. They are invincible untill Mario or Luigi hits a gravity switch,and the Swaphopper´s head and spike will be upside-down. Jump on them when the head is upside-down and they will be defeated. &nbsp