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