Tadaki Fujiyama

 (born May 11, 1965) is a Japanese-American video game designer, producer, creator, director and voice actor, being known to create Collin the Speedy Boy with his close friend, Oscar Hamilton. After his death, he decided to leave Warner Bros. and joined The Walt Disney Company to create the Guardians of the Galaxy-based Rocket and Groot and the manga-inspired Titanium Wolf, both for Marvel Comics.

Trivia

 * Despite leaving Warner Bros, he still visits some events related to Collin the Speedy Boy.