Call of Duty: Black Ops 2 Cheats

Art of War (25) - Successfully assassinate SDC Chairman Tian Zhao.
Blind Date (15) - Successfully rescue HVI.
Family Reunion (10) - There are two futures.
Hey Good Looking (10) - Plastic surgery avoided.
Showdown (15) - A duel between rivals.
Dirty Business (15) - Listen and think before you shoot.
Ship Shape (10) - Reinforcements on the way.
Dead or Alive (15) - Jailor or executioner.
Ultimate Sacrifice (15) - Only one can survive.
Good Karma (20) - Crack the celerium worm.
High IQ (20) - Collect all intel.
Back in Time (10) Use a future weapon in the past.
Man of the People (15) - Stop the brutality inflicted by the PDF.
Gun Nut (10) - Complete a level with customized loadout.
Ten K (15) - Minimum score 10k in every mission.
Welcome to the Club (10) - Reach Sergeant (Level 10) in multiplayer Public Match.
Welcome to the Penthouse (50) - Prestige once in multiplayer Public Match.
Big Leagues (20) - Win 5 multiplayer League Play games after being placed in a division.
Trained Up (10) - Win 10 multiplayer games while playing in Combat Training playlists.
Party Animal (10) - Win 10 multiplayer games while playing in Party Games playlists.
Tower of Babble (75) - In TranZit, obey the voices.
Don't Fire Until You See (30) - In TranZit, have all doors opened without being set on fire.
The Lights Of Their Eyes (5) - In Green Run, pacify at least 10 zombies with 1 EMP.
Undead Man's Party Bus(15) - In TranZit, complete all additions to the bus in 1 game.
Dance On My Grave (5) - In Green Run, acquire your Tombstone.
Standard Equipment May Vary (25) - In TranZit, acquire 4 different equippable items in 1 game.
You Have No Power Over Me (15) - You Have No Power Over Me.
I Don't Think They Exist (10) - In TranZit, kill one of the denizens of the forest while it is latched onto you.
Fuel Efficient (10) - In TranZit, use an alternative mode of transportation.
Happy Hour (10) - In TranZit, buy 2 different perks before turning on the power.

Call of Duty: Black Ops II - Revolution Achievements
Facing the Dragon (10): In Die Rise, face the dragon head-on before reaching round 2.
High Maintenance (75): In Die Rise, be the architect of their instruction.
I See Live People (20): In Diner Turned, kill the human while its decoy is in play in a Public Match.
I'm My Own Best Friend (10): In Die Rise, revive yourself.
Mad Without Power (30): In Die Rise, reach round 10 before turning on the power.
Monkey See, Monkey Doom (15): In Diner Turned, retrieve a chained Cymbal Monkey in a Public Match.
Polyarmory (30): In Diner Turned, get a kill with each primary weapon in a Public Match.
Shafted (35): In Die Rise, use Pack-a-Punch and all perk machines in one game.
Slippery When Undead (15): In Die Rise, kill 5 zombies with a single shot from the Sliquifier.
Vertigoner (10): In Die Rise, fling 10 zombies in one game.

Alternate Ending
During the mission titled "Suffer with me", When you are handed the Sniper Rifle by Noriega on the roof top shoot the man they tell you to shoot in the knee and only the knee.

Alternate Ending: Just shoot the target in the knee twice, instead of the head.