Here is the full list of all 45 Rogue Warrior achievements.
Play 50 games online. (Multiplayer)
Kill 200 enemies. (Multiplayer)
Be on the winning team for 10 Team Deathmatch games. (Multiplayer)
Finish each map in 1st place. (Multiplayer)
Place first in 10 Ranked Deathmatch games. (Multiplayer)
Host a custom game to completion. (Multiplayer)
Play a Team Deathmatch to completion with at least 3 friends on your team. (Multiplayer)
Place first in a Ranked Team Deathmatch. (Multiplayer)
Place first in a Ranked Deathmatch game. (Multiplayer)
Perform a kill move on a friend. (Multiplayer)
An enemy dies from your grenade ... after you have been killed. (Multiplayer)
Play online once. (Multiplayer)
Kill 3 people in a row. (Multiplayer)
Kill someone on your friends list. (Multiplayer)
Complete the game on Regulars difficulty.
Kill a group of 4 enemies with a grenade. (Single Player)
Complete the game on Elites difficulty.
Perform 5 Finishing moves. (Single Player)
Destroy 10 vehicles. (Single Player)
Kill 20 enemies using explosive objects. (Single Player)
Blow up 20 fire extinguishers. (Single Player)
Kill at least one enemy with every weapon in the game. (Single Player)
Kill 50 unalerted enemies. (Single Player)
Complete the game on Recruits difficulty.
Complete mission 8 on any difficulty.
Kill 30 enemies using sniper rifles. (Single Player)
Kill 5 enemies with a shotgun without reloading or changing weapons. (Single Player)
Kill 5 enemies with an assault rifle without reloading or changing weapons. (Single Player)
Complete mission 7 on any difficulty.
Complete an entire mission using only the pistol. (Single Player)
Kill 20 enemies using blindfire. (Single Player)
Kill 50 Spetznaz. (Single Player)
Complete mission 6 on any difficulty.
Complete mission 5 on any difficulty.
Complete a mission without dying. (Single Player)
Kill 50 enemies with head shots. (Single Player)
Kill 20 enemies using grenades. (Single Player)
Complete mission 4 on any difficulty.
Complete mission 3 on any difficulty.
Kill 30 enemies using kill moves. (Single Player)
Complete mission 2 on any difficulty.
Complete mission 1 on any difficulty.
Perform 3 Kill moves in a row. (Single Player)
Throw an enemy over a ledge. (Single Player)
Smash an enemy's face into a wall. (Single Player)