Here is the full list of all 46 Rogue Warrior trophies - there are 30 bronze, 13 silver, 2 gold and 1 platinum.
Play 50 games online. (Multiplayer)
Come first in 10 ranked Deathmatch games. (Multiplayer)
Kill 200 enemies. (Multiplayer)
Place first in a Ranked Deathmatch game. (Multiplayer)
Place first in a Ranked Team Deathmatch. (Multiplayer)
Play a Team Deathmatch to completion with at least 3 friends on your team. (Multiplayer)
Be on the winning team for 10 TDM games. (Multiplayer)
Finish each map in 1st place. (Multiplayer)
Play online once. (Multiplayer)
Host a custom game to completion. (Multiplayer)
Perform a kill move on a friend. (Multiplayer)
Kill 3 people in a row online. (Multiplayer)
An enemy dies from your grenade … after you have been killed. (Multiplayer)
Kill someone on your friends list. (Multiplayer)
Earn this by collecting all the other trophies.
Complete the game on Recruits difficulty.
Complete the game on Regulars difficulty.
Complete the game on Elites difficulty.
Complete SNAFU.
Complete KISS.
Complete GNBN.
Complete PFDL.
Complete FUBAR.
Complete HUMINT.
Complete KATN.
Complete DOY.
Complete an entire level using only the pistol. (Single Player)
Kill at least one enemy with every weapon in the game. (Single Player)
Kill 20 enemies using grenades. (Single Player)
Kill 30 enemies using kill moves. (Single Player)
Kill 50 unalerted enemies. (Single Player)
Kill 20 enemies using explosive objects. (Single Player)
Kill 30 enemies using sniper rifles. (Single Player)
Kill 20 enemies using blindfire. (Single Player)
Kill 50 Spetznaz. (Single Player)
Blow up 20 fire extinguishers. (Single Player)
Kill 50 enemies with head shots. (Single Player)
Kill a group of four enemies with a grenade. (Single Player)
Complete a mission without dying. (Single Player)
Kill 5 enemies with an assault rifle without reloading or changing weapons. (Single Player)
Kill 5 enemies with a shotgun without reloading or changing weapons. (Single Player)
Perform 3 kill moves in a row. (Single Player)
Perform 5 finishing moves. (Single Player)
Destroy 10 vehicles. (Single Player)
Throw an enemy over a ledge. (Single Player)
Smash an enemy's face into a wall. (Single Player)