Time Machine

Exactly what you think it would be. But it in remix it restarts the level. There is a rare chance that the player will be warped to a "mirror world", where there is a clone of Maxwell that dissapears along with the duplicate Time Machine. There is an even rarer chance if being warped to the first level of the original Scribblenauts, which has a starite nescessary for earning "Starite King".
Dinosaur Times:With lots of dinosaurs, most of them are not hostile.
Egyptian Times:Lots of Egyptians, including Cleopatra.
Future Times:Warps you to someone fighting a Cyborg.