10 Easy Difficulty CompleteComplete the game on the Easy difficulty.
130 Insane Difficulty CompleteComplete the game on the Insane difficulty.
15 Escape From Jail CompleteProgress through the 'Escape From Jail' level on any difficulty.
15 Quick Killer CompleteProgress through the 'Quick Killer' level on any difficulty.
15 Steamboat Massacre CompleteProgress through the 'Steamboat Massacre' level on any difficulty.
20 Ambush the Train CompleteProgress through the 'Ambush the Train' level on any difficulty.
20 Attack the Fort CompleteProgress through the 'Attack the Fort' level on any difficulty.
20 Battle at the Steamboat CompleteProgress through the 'Battle at the Steamboat' level on any difficulty.
20 Defend the Hideout CompleteProgress through the 'Defend the Hideout' level on any difficulty.
20 Hollister's Fort CompleteProgress through the 'Hollister's Fort' level on any difficulty.
20 Law and Order CompleteProgress through the 'Law and Order' level on any difficulty.
20 Save Soapy CompleteProgress through the 'Save Soapy' level on any difficulty.
20 Stage Coach CompleteProgress through the 'Stage Coach' level on any difficulty.
20 Take Down Hoodoo CompleteProgress through the 'Take Down Hoodoo' level on any difficulty.
20 The Red Hand Gang CompleteProgress through the 'The Red Hand Gang' level on any difficulty.
25 Across The Badlands CompleteProgress through the 'Across The Badlands' level on any difficulty.
30 Normal Difficulty CompleteComplete the game on the Normal difficulty.
40 Bounty HunterFind and complete all of the Bounty Hunter side missions.
40 Card SharkWin the Texas Holdem Tournament side mission.
40 Every upgrade collectedCollect every upgrade in the game.
40 Every weapon collectedCollect every weapon in the game.
40 Keeper of the PeaceFind and complete the 'Keep the Peace' side mission.
40 Professional PostmanFind and complete all of the Pony Express side missions.
40 Professional ProspectorMine every gold ingot in the West..
40 The Greatest HunterFind and complete all of the Hunting side missions.
40 The Unrivaled HorsemanFind and complete all of the Horse Challenges.
5 Honest Tom CompleteProgress through the 'Honest Tom' level on any difficulty.
5 The Hunt CompleteProgress through 'The Hunt' level on any difficulty.
50 Escape the Ambush CompleteProgress through the 'Escape the Ambush' level on any difficulty.
70 Hard Difficulty CompleteComplete the game on the Hard difficulty.
70 Magruder's Mine CompleteProgress through the 'Magruder's Mine' level on any difficulty.