In Modern Warfare, players have access to three perk slots per loadout.

Call of Duty: Modern Warfare is out now and as in Call of Duty 4: Modern Warfare before it - and every game since, regardless of whether its warfare was modern, advanced, or infinite- mastering the game depends on building a killer custom perk loadout.įor the uninitiated, perks are passive abilities that allow players to augment their loadout.