Have picked up all weapons
Finish 'Final Inferno' on Insane
Finish 'Final Inferno'
Finish 'Mines of Death' on Insane
Finish 'Mines of Death'
Die from spider venom
Finish 'Ghost Town' on Insane
Finish 'Ghost Town'
Finish 'Psycho Cellblock' on Insane
Get 100 headshots
Kill 20 enemies with barrels
Finish 'Psycho Cellblock'
Blast off 100 limbs
Dual wield Machine Pistols
Finish 'Hotel Hell' on Insane
Hit three targets with one shot from the Revolver
Finish 'Hotel Hell'
Dual wield Revolvers
Finish 'Nightmare Descent' on Insane
Reach multiplier x8
Finish 'Nightmare Descent'
Hit three or more targets with a blast from the shotgun
Dual wield Shotguns
Finish 'Haunted Lodge' on Insane
Get > 80% accuracy on a level
Collect all the skittles in one level
Beat a previous set score on a level
Finish 'Haunted Lodge'
Pick up a new weapon
Shoot all the moving ducks in 'Haunted Lodge'
Reach multiplier x4
Collect all trophies
Finish the story on any difficulty
Finish the story on Psychotic
Collect all the skittles
Complete a level using only pistols
Complete a level using only one hand
Die from hitting head on a barrier
Get killed by a sawblade
See all the 'Moment of sanity' sequences