GameFront: Sgt. James Heller wants to kill Alex Mercer. And not just kill him, it seems, but, like, really just murder the guy. Tear him up into little pieces. In fact, Heller wants to tear up everybody into little pieces, if that’s what it takes to get to Mercer. He’s driven by rage and he’s privy to an incredible shapeshifting power — he’s a virulent monster and he doesn’t care at all.