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