Juggernaut, Martyrdom, Snipers, Campers, Spawn rapers, Air Strikes, Helicopters, Silenced Weapons, Grenades, Power Swords, Gravity Hammers, Shotguns, Claymores, Mines, Spray 'n' Prayers, Sub-Machine Guns, Overpowered enemies, Cowards that run away, Strict time limits, Slow moving main characters, Pointless side quests, Pointless main quests, Near unavoidable instant-kill events, Enemies that attack non-stop, Enemies that ignore everyone just to come after you, Useless allies, Retarded allies, Annoying allies, Team killers, Glory Hoggers, Combine, Locust, Reavers, Brumaks, Zombies, Counter Spammers, Rushers, Luckers, Blockers and Vehicle hoggers.
Yea, I rage a lot.