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