User blog comment:Codfreak999/If you could make your own three perks what would they be (including pro)/@comment-1840523-20100522071830

CAS: Increases accuracy and damage of Precision, Harrier and Stealth Bomber airstrikes CAS PRO: Doubles the number of planes in each airstrike (i.e. 6 F-15s, 4 Harriers (+1 with turret gun), 2 B-2s)

Grappler: Replaces Special Grenade with a grappling hook and rope that allows the player to scale walls and buildings. Grappler PRO: also allows team mates to use the rope to scale buildings

EMPlayer: creates a localised EMP around the user, disabling enemy sights, HUD and killstreaks. EMplayer PRO: Enlargens range of EMP