Make your way down to Hotel Langteau on Normal or higher difficulty.
Kill all the paratroopers as you make your way down the skyscraper on any difficulty.
Help defend the barricade in New York on Normal or higher difficulty.
Escape from New York on any difficulty.
Meet up with the rescue team in Washington, D.C on Normal or higher difficulty.
Rescue General Donnelly from the D.C. courthouse on Normal or higher difficulty.
Save the Constitution from being burned on Normal or higher difficulty.
Oust the false President from office on any difficulty.
Rewire an Atom Bomb on Normal or higher difficulty.
Destroy all the assault blimps at the Tower Bridge on any difficulty.
Sneak onto the Zeppelin on Normal or higher difficulty.
Complete the campaign on any difficulty.
Complete the campaign on Normal difficulty.
Complete the campaign on Hard difficulty.
Complete the campaign on Insane difficulty.
Toss a paratrooper onto the streets below New York on any difficulty.
Smash an enemy's head through a TV in the White House on any difficulty.
Drown an enemy in a toilet in the Tower of London on any difficulty.
Complete 40 environmental or grapple kills on any difficulty.
Kill 15 enemies in a row by grappling them on any difficulty.
Sprint for a total of 30 minutes throughout the campaign on any difficulty.
Kill 50 enemies in the campaign on any difficulty.
Kill 250 enemies in the campaign on any difficulty.
Kill 400 enemies in the campaign on any difficulty.
Complete any mission with an accuracy of 80% or higher on Normal or higher difficulty.
Kill at least four enemies with one explosion on any difficulty
Kill 10 enemies in a row with a headshot on any difficulty.
Finish a multiplayer game.
Fall to your death during a multiplayer game.
Get 100 ranked match kills in any mode.
Get 500 ranked match kills in any mode.
Get 2500 ranked match kills in any mode.
Kill a player in a ranked match with the last bullet in a pistol clip.
Finish a ranked match in Deathmatch mode without dying.
Win an 8-player ranked or player match in Team Deathmatch mode with the highest score.
Win 20 ranked matches in Team Deathmatch mode.
Finish an 8-player ranked or player match in Deathmatch mode with the highest number of kills.
Win 5 ranked matches in Deathmatch mode.
Finish a multiplayer game on every map in every mode.
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