This is where enemies are contained in the game, Super Mario Bros.: The Popstar Crossover
Goombas are common enemies that attack Mario by walking into him, one stomp can defeat this goomba
Koopas are common enemies that attack Mario by walking into him, he retreats into their shell after being stomped
Wigglers appear only in one level called Peaceful Forest, they attack Mario by walking into him, when jumped on once, they will lose their flower and become angry
They are enemies that appear in Mario levels, they attack Mario by flying into him, some can move horizonal or vertical while some may move and jump at the same time
Blue Goombas only appear in one level called Mask Factory, the masks they wear prevents Mario from jumping on them, their only weakness is a shell, fireballs (burns the mask off, thus making them act like a normal goomba), or being rolled over
Waddle Dees are common enemies that attack Kirby by walking into him.
Bronto Burts are common enemies that attack Kirby by flying straight into him.