Full list of all 75 LEGO Marvel Super Heroes 2 achievements. It takes around 50-60 hours to unlock all of the achievements in the base game on Windows.
The base game contains 45 achievements, and there are 6 DLC packs containing 30 achievements.
Witness the 100% LEGO Stud Fountain
Purchase all characters
Complete all races in Chronopolis
Collect all Gold Bricks
Rescue all Peril Characters
Complete all quests in Chronopolis
Complete 10 challenges in Chronopolis
Play ''Capture the Infinity Stone'' in 'Grandmaster Mode'
Have Morbius, Cap-Wolf, Triton and The Living Mummy in a party
Smash 100 vehicles
Activate dance mode and make 5 characters dance
Destroy 100 enemies as Hulk (Thor: Ragnarok)
Defeat 30 enemies using The Black Knight (Nathan Garrett)
Take a selfie with Eson the Searcher in ''No Eson of Mine''
Have Cosmo and Lockjaw in a party
Have multiple Kangs in a party
Explore Ancient Egypt as Kang
Play as Fin Fang Foom in ''Defying Conventions''
Unlock and view all Minikit comics
Obtain 'True Believer' in every level
Collect Gwenpool
Have various Captain America characters join forces in a single party
Complete ''Avenger's World Tour''
Have Groot and Groot (Small) in a party
Complete ''Out of Time''
Complete the story
Complete ''On Board The Sword''
Complete ''The Road to Knowhere''
Complete ''I Sphinx We Have A Problem''
Complete ''Torg-nado''
Complete ''Red King Revelation''
Complete ''Hala, is it Kree You're Looking For?''
Complete ''Inhuman Nature''
Complete ''Kree-search and Development''
Complete ''Symbiote Surprise''
Complete ''K'un-Lun Konundrum''
Complete ''Noir Night-Mayor''
Create a custom superhero
Complete ''Rune to Manoeuvre''
Complete ''Surtur-n Doom''
Complete ''High-Noon Saloon''
Complete ''Hydra Hijinks''
Complete ''What's Klaw's is Mined''
Complete ''Castle Hassle''
Complete ''No Eson of Mine''
Complete the 'Running the Gauntlet' level with all Minikits unlocked
Complete the 'Running the Gauntlet' level after achieving True Believer status
Set both Free Play characters as Proxima Midnight and Corvus Glaive during 'Running the Gauntlet'
Complete ''Running the Gauntlet''
Defeat 10 enemies in the 'Running the Gauntlet' level with Thanos
Complete the 'The Great Escape' level with all Minikits unlocked
Complete the 'The Great Escape' level after achieving True Believer status
Defeat both enemies in the 'The Great Escape' level with Molly Hayes
Destroy both sets of sunglasses positioned on the Magic Trap Masks.
Complete ''The Great Escape''
Complete the 'Egghead Eggs-capade' level with all Minikits unlocked
Complete the 'Egghead Eggs-capade' level after achieving True Believer status
Set both Free Play characters as Wasp Classic and Yellowjacket in the 'Egghead Eggs-capade' level
Defeat 10 enemies with a heat beam in the 'Egghead Eggs-capade' level
Complete ''Egghead Eggs-capade''
Defeat 20 enemies in the 'Double Trouble' level as Dagger
Set both Free Play characters as Mister Negative in the 'Double Trouble' level
Complete the 'Double Trouble' level with all Minikits unlocked
Complete the 'Double Trouble' level after achieving True Believer status
Complete ''Double Trouble''
Complete the 'Awesome Mix Vol. 2' level with all Minikits unlocked
Complete the 'Awesome Mix Vol. 2' level after achieving True Believer status
Complete 'Awesome Mix Vol. 2'
Damage the Abilisk using the Anulax batteries
Play as Groot until Mr Blue Sky stops playing
Complete the 'Welcome to the Jungle' level with all Minikits unlocked
Complete the 'Welcome to the Jungle' level after achieving True Believer status
Set both Free Play characters as M.O.D.O.K. and M.O.D.A.M. in the 'Welcome to the Jungle' level
Complete ''Welcome to the Jungle''
Get killed by the Rhino Mech