Was Snape a Ravenclaw?
Severus was Sorted into Ravenclaw, thankfully avoiding being sorted into Slytherin, as that would put a strain on his relationship with his best friend and true love, Lily Evans. While attending Hogwarts, it was noticed since his first day that the boy was a prodigy.
Is Snape a bad guy?
Snape is evil: He's a Death Eater, he has a longstanding grudge against Harry's father, he's been nothing but nasty to the boy since his arrival, and he's generally an unpleasant fellow to be around. ... Moreover, Snape has a knack for doing just enough to win trust and engender suspicion at the same time.