Halo 4's first DLC map-pack, Crimson, lands on Decembe🔴r the 10th, bringing three new multiplayer maps and eight new Achievements. The details of the latter have just dropped via . Better polish up that aeriel combat if you want them though. Jumping seems to play a rather large part.

The details? As below.

Now They Fly?

Get a kill while airborne in a💖 Warthog - 50 points

Size Is Everything

Kill 20 enemies with a detached Machine Gun T♛urret - 20 p♔oints

ODST

Kill a player while you're a🥃irborne from using a♏ Man Cannon - 30 points

Bigfoot

Kill 20 enemies using tღhe Mantis' stomp a🌞ttack - 20 points

David and Goliath

Board an enemy Mantis - 20 points

Clay Pigeon

Shoot an enemy out𒐪 of the air while they use the Man Cannon - 40 points

Special Delivery

Kill an enemy with a melee attack 🅰when landing from a Man Cannon - 30 points

Pump Yer Brakes

Score the killing blow on a Mantis - 40 points

As for those maps? All the details (as well as a whole raft of screenshots) are right here.