No missable achievements (plus 54 unknown)
Sign in with Steam or Xbox to track your progress, and:
Got off your well-toned bottom
Completed "Job One"
Made a thousand pancakes
Completed "Taking A Chance"
Played WTF is Cable
Playing with Deadpool's junk
Collected 100 tacos
Slap Wolverine a bunch of times
Stealth Killed Sinister, in the Prison, with the Sword!
Heh heh, good times
Completed "Landed in Prison"
Complete 'The Road to Victory'
Interacted with all the ladies at the Shower Surprise Party room.
Completed "Death, Baby"
Got a high score at the Carnival
Completed "Front Gates of EEEEEEEVIL!"
Beat "Death, Baby" while wearing the pirate hat
Completed the game on Veteran difficulty
Chose the patience option all the way through the line in the Carnival
Scored a combo higher than 40 before they locked the elevators
Collected all DP points and ammo in the bathroom
Killed 4 enemies in the Tower Plaza with stealth kills
Purchased all Player Upgrades
Defeated Arclight while taking no damage from her slam attacks
Found 11 treasure chests in the darkness of the Tombs
Got from the studio lobby to the boardroom without dying in 5 minutes
Took no damage on the waterslide
Set the Dialog Volume slider to zero
Completed the Breach in 10 seconds
Upgraded all weapons to max
Got a stealth kill with every melee weapon in Sinister’s Lair without being detected
Completed "Front Gates of EEEEEEEVIL!" from start to finish without dying
Shot everything from the Wheel of Insanity (Balloons and the Cow)
Completed the game on Ultra-Violence! difficulty
Combo-ed an entire wave on any Gold-tier Challenge map
Used all three switches, defeated the two phasers, and chased after Vertigo within 60 seconds
Got through Toxic River without falling into or touching the water and taking damage
Shot up the copier in the bridge offices
Killed a total of 15 enemies by holding cooked grenades
Made it across the floating debris without falling
Died 10 times in a row through the floating stairs
In "Genosha," reached the fan girl using only Hammers and Pulse Rifles
Banked a 300-hit combo
Completed "Front Gates of EEEEEEEVIL!" from start to finish using only swords and pistols
Completed a Gold- or Silver-tier Challenge while countering at least 25 times
Scored a combo of 75 or more while fighting up the stairs at the "Front Gates of EEEEEEEVIL!"
Completed five Gold Challenges
Completed "Landed in Prison" without countering any attacks