So theres this guy. we hate him?

He is a total as* hole. we all cant stand him. hes done some really really bad stuff to me and my friends. total man hoe. you get the picture. we need a way to get back at him, keep in mind this guy has put us through hel and lied to us all. we need BRUTAL things. he constantly picks at us everyday. were waiting for the right moment to strike back. any ideas?