We focus on a shape-shifting vigilante during this episode of Fringe. What does he mean for the two universes? Watch the official Fox preview now.

Fringe Season 4 Episode 17 Quotes

Alt-Lincoln: Oh, you mean Mantis.
Lincoln: Seriously? Your superhero is a flying insect?
Fauxlivia: Because nothing says badass like a flying bat?

You don't like Tyrone? I think it's a strong middle name.