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