He's back and he's still crunching

The whole world thinks he's gone but he comes back and is more disturbing than ever before. The Serial Cereal Eater goes around a local college campus terrorizing the students as he aggressively eats cereal in front of them. The Serial Cereal Eater can only be taken out by one thing but does anybody know what it is? One college student just might know the way to get rid of the Serial Cereal Eater once and for all.