Future Shark

Future Shark is an enemy boss in Time Travelers. He was the fifth person that The Party had to defeat. He was in a secret lair inside The Library when the party defeated him. By defeating him, The Party earned a Book.

Time Travelers
In Time Travelers, Future Shark is inside a secret lair in The Library. Dimentio crashes in and demands the $100 that he owes him, but he refuses so Dimentio uses Johnny to transform into Super Dimentio, but PT uses Majide Time! on them.

The Mega Snowball Fight
In The Mega Snowball Fight, Dimentio goes back to The Library before his fight with Chill and Co. to get the $100. When he refuses, Dimentio uses his smelly feet to defeat him and takes the money.

Trivia

 * He is the only future character to appear outside of Time Travelers.