Full list of all 40 Scribblenauts Unmasked: A DC Comics Adventure achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Unlock all costumes.
Complete 400 heroic feats.
Spawn an alternate version of Green Lantern.
Spawn an alternate version of Martian Manhunter.
Have Alfred clean a dirty Batmobile.
Complete the final mission.
Spawn an alternate version of Cyborg.
Complete Aquaman vs. Ocean Master mission
Complete Superman vs. Lex Luthor mission.
Complete Wonder Woman vs. Cheetah mission.
Infect 500 people with undead plague.
Complete Superman vs. General Zod mission.
Give Gizmo something to turn into a weapon.
Put Beast Boy underwater and see how he transforms.
Complete Robin vs. Harley Quinn mission.
Give Lobo something in his favorite color.
Complete Batgirl vs Scarecrow mission.
Spawn 150 different Green Lanterns.
Complete Cyborg vs. Deathstroke mission.
Complete Wonder Woman's origin mission.
Complete Aquaman's origin mission.
Complete Flash vs. Zoom mission.
Complete Green Lantern's origin mission.
Get 3000 amount of Justice League reputation.
Complete Superman's origin mission.
Get 3000 amount of Metropolis reputation.
Spawn an alternate version of Wonder Woman.
Spawn an alternate version of Superman.
Spawn an alternate version of Aquaman.
Complete Batman vs. Ra's Al Ghul mission.
Complete Flash's origin mission.
Complete Batman's origin mission.
Get 3000 amount of Gotham reputation
Spawn an alternate version of Flash.
Complete Green Lantern vs. Sinestro mission.
Create an object in the Hero Creator.
Unlock your first costume.
Complete Batman vs Joker mission.
Spawn an alternate version of Batman.
Spawn something with the Batcomputer.