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