Nicktoons: The Curse of the Unknown is the sequel to the 2005 Nicktoons Unite!, 2006 Nicktoons: Battle for Volcano Island and 2007 Nicktoons: Attack of the Toybots. Characters from SpongeBob SquarePants, Danny Phantom, The Adventures of Jimmy Neutron: Boy Genius, Tak and the Power of Juju and The Fairly OddParents appear.

Story Edit

After Professor Calamitous kidnaps Sam to be his princess, SpongeBob, Danny, Patrick, Timmy, Jimmy and Tak is forced not only to rescue her, but stop Calamitous' plot to revert the world back to when ailens ruled it... with their ailen-spliced warriors as the dominant species.


Playable Characters Edit

Non Playable Characters Edit

Voice Cast Edit