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