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