Doom has been out for a few days now, and the early verdict seems to be pretty positive. The initial batch of reviews-in-progress have praised id Software and Bethesda for successfully translating the series’ relentless demon-killing action for a generation of gamers weaned on Call of Duty and Halo. According to the early Doom reviews, the game’s campaign mode, pacing and atmosphere have earned the lion’s share of the plaudits so far.