Description: Are you ready to go Thermobaric?!? Introducing the Colossal Mayhem Pack - the ultimate collection of carnage-inducing content is now available for purchase. [PROTOTYPE 2] fans will not want to miss out on these new exclusive powers, skins and upgrades... including the Thermobaric Boomstick, three new awesome skins [Heller Test Subject, Infected Heller, Infantry Heller] and three new Force Multiplier powers [Warp Vortex, Anti Gravity Field, Air Time]. Kitchen sink is not included.