Because you like Brandon Teena in Boys Don't Cry

Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.

GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.

He's the great Black Star, and he's come to assassinate you. See them in Soul Eater.

The main priority for Nagisa Hazuki is making sure that everyone has fun. See them in Free! Iwatobi Swim Club.