Crysis 3 is set to receive some multiplayer DLC, according to a recently posted set of Achievements for the game.
The list appeared on Xbox 360 Achievements and indicates that a new multiplayer pack will be released for the game adding 250 Gamerscore worth of Achievements. The pack will include four maps–Creek, Crossing, Ascent, and Coastline–and two new modes–Frenzy and Team Possession. It will also allow players to use a boat oar as a weapon.
You can check out the list of Achievements here.