Complete the game on Veteran difficulty
Complete the game on Ultra-Violence! difficulty
Get a stealth kill with every melee weapon in Sinister's Lair without being detected
Get through Toxic River without falling into or touching the water and taking damage
Score a combo higher than 40 before they lock the elevators
Continue playing to unlock this secret achievement.
Use all three switches, defeat the two phasers, and chase after Vertigo within 60 seconds
Defeat Arclight while taking no damage from her slam attacks
Bank a 300-hit combo
Combo an entire wave on any Gold-tier Challenge map
Upgrade all weapons to max
Kill a total of 15 enemies by holding cooked grenades
In "Genosha," reach the fan girl using only Hammers and Pulse Rifles
Complete "Front Gates of EEEEEEEVIL!" from start to finish using only swords and pistols
Purchase all Player Upgrades
Complete "Front Gates of EEEEEEEVIL!" from start to finish without dying
Score a combo of 75 or more while fighting up the stairs at the "Front Gates of EEEEEEEVIL!"
Complete "Front Gates of EEEEEEEVIL!"
Make it across the floating debris without falling
Complete "The Road to Victory"
Complete the Breach in 10 seconds
Shoot up the copier in the bridge offices
Collect all DP points and ammo in the bathroom
Beat "Death, Baby" while wearing the pirate hat
Complete "Death, Baby"
Get a high score at the Carnival
Find 11 treasure chests in the darkness of the Tombs
Complete "Landed in Prison"
Complete "Landed in Prison" without countering any attacks
Collect 100 tacos
Interact with all the ladies at the Shower Surprise Party room
Complete "Genosha"
Kill 4 enemies in the Tower Plaza with stealth kills
Play WTF is Cable
Slap Wolverine a bunch of times
Complete "Taking A Chance"
Complete "Job One"
Get from the studio lobby to the boardroom without dying in 5 minutes
Play with Deadpool's junk
Make a thousand pancakes
Be pretty
Get off your well-toned bottom
