I'd suggest that we compile a list of all the ways to kill them, but that would be a tremendous amount of effort. Instead I think I'll just break out my beater's bat. It seems like a fun way to pass the time.
It is with great pleasure that I announce to our lovely Hogwarts community that one Mr. Algie Longbottom of Gryffindor would like to hence forth be referred to only by his proper given name, Algernon.