But that's not the most exciting part. Additionally, pre-ordering the game will grant you access to the beta for the long-absent Doom 4, which has apparently been retitled "Doom".
They're the details, but the trailer really needs to be seen to be appreciated. Be warned though, it doesn't pull any punches in introducing the hyper-violent 1960s setting or the monstrous characters. And it's got a cracking soundtrack. Check it out: Luke Karmali is IGN's UK Junior Editor. You too can revel in mediocrity by following him on Twitter.