Luckily he didn't. Just a lot of minor flesh wounds. It...uh, could have been a lot worse.

[He kind of wishes they hadn't found that note with Bill's plan to throw his body off the water tower after he was done with it.]

Yeah, he goes by Bill Cipher but who knows if that's his real name. ....Also he looked like a floating triangle with a top hat and a cane. One eye and no mouth. Also he was just really, really "friendly" at first.

[Actual air quotes used.]

But he got a lot more evil looking by the end. ...it's a long story.