Enter "735S653J" as a code under the "Excusive Content" option at the main menu. If you entered the code correctly, a message will appear. This will unlock extra money for equipment in Single Player mode, extra money for character unlocking in Multiplayer mode, silver weapons in Multiplayer mode, and a bonus weapon that can be used during the first two chapters.

Successfully complete one of the following tasks to get a trophy:

Act I (Bronze): Complete Act I.
Act II (Bronze): Complete Act II.
Act III (Bronze): Complete Act III.
Act IV (Bronze): Complete Act IV.
Crowbait (Bronze): Finish the game on at least easy difficulty.
Between Hay and Grass (Bronze): Finish the game on at least medium difficulty.
D-Day (Bronze): On chapter I, destroy all rafts before they land.
Catcher in the Rye (Bronze): On chapter II, in the field, kill enemy soldiers using knives without being detected.
Yankee Cow (Bronze): On chapter II, don’t kill the cow.
Mayhem (Bronze): On chapter III, kill 20 armed enemies while riding the stagecoach.
Sharpshooter Distraction (Bronze): On chapter IV, playing as Ray, kill sharpshooters without Thomas’ help.
Sharpshooter Destruction (Bronze): On chapter IV, playing as Thomas, kill sharpshooters in 10 seconds.
Quite a Ride (Bronze): On chapter IX, on the lift, destroy everything that is thrown at you.
Rowing-Race Cheater (Bronze): On chapter XI, kill all the Indians during canoe chase.
Man of the Hood (Bronze): On chapter XII, playing as Thomas, use only bow throughout the whole level.
Boy Scout (Bronze): Finish one side quest.
Shield of Hope (Bronze): Finish all side quests.
Quick Hands (Bronze): Kill 7 people during one concentration mode.
Frag Steal (Bronze): Kill all enemies in a single Cooperative Concentration Mode.
Arkansas Fried Rooster (Bronze): Blow up 10 chickens with dynamite.
Fireworks (Bronze): Shoot 2 enemy dynamite sticks in mid air.
None Shall Hide (Bronze): Shoot an enemy through a wall.
Mad Carpenter (Bronze): Kill 5 enemies with a chair.
Vindicator (Bronze): Kill a total of 30 enemies with movable gatling.
99 Scalps (Bronze): Deliver 99 headshots (ranked play counts).
Pistol Expert (Bronze): Kill 250 People using pistols (ranked play counts).
Rifle Expert (Bronze): Kill 250 People using rifles (ranked play counts).
Shotgun Expert (Bronze): Kill 250 People using shotguns (ranked play counts).
High Noon (Bronze): Kill 4 enemies between 12:00 p.m. and 12:15 p.m. (local time, ranked play counts).
Drive-By (Bronze): Kill a total of 5 enemies while horseback (ranked play counts).
Welcome to the Frontier (Bronze): Finish a full Wild West Legends game (ranked only).
Crime Does Pay (Bronze): Win 5 rounds as an Outlaw (ranked only).
Tin Star (Bronze): Win 5 rounds as a Lawman (ranked only).
Jack of All Trades (Bronze): Play a full game with each class (ranked only).
Well Invested (Bronze): Buy 20 second level and 10 third level upgrades (ranked only).
Unforgiven (Bronze): Kill 10 enemies as an invincible wanted (ranked only).
Curly Wolf (Silver): Finish the game on hard difficulty.
Ray’s Story (Silver): Finish every chapter playing as Ray.
Thomas’ Story (Silver): Finish every chapter playing as Thomas.
Gotta Catch’em All (Silver): Collect all secrets.
Untouchable (Silver): Finish any chapter, except for VI and VIII, without getting severely wounded.
On the Right Track (Silver): Collect a total of $200 000 (ranked play counts) to unlock silver weapons in multiplayer.
Been There, Done That (Silver): Play a full Wild West Legends game on every level (both match and revenge match count; ranked only).
Magnificent Thirteen (Silver): Unlock all classes (ranked only).
Old West Legend (Gold): Finish the game on very hard difficulty.
Goldrush! (Gold): Collect a total of $1 000 000 (ranked play counts) to unlock golden weapons in multiplayer.
Forgiveth Me, Lord (Gold): Kill 2000 enemies (ranked play counts).
Ace of Spades (Platinum): Collect all other trophies.