Game description : Level up four unique classes to unlock over 65 weapons, multiple skills, and killstreaks, to customize your loadout. Play the campaign for a fully voiced, action-packed story, or create a custom quickmatch to let off some steam. Try the challenges to truly put your skills to the test.
or 
movement - 
/ 
/ 
jump - 
/ 
crouch - 
/ 
switch weapons - 
/ 
activate killstreak - 
reload - 
aim - 
shoot 
