Donatello from the Teenage Mutant Ninja Turtles if you're scratching your head.
AnimationHQ is having a chat with the multi-talented voice actor, Gregg Berger. He has worked on many videogames including Final Fantasy X and X-2. Some of Gregg's well known cartoon personalities include Donatello in Teenage Mutant Ninja Turtles, Grimlock, Long Haul, Outback #2, Skyfire, and TORQ III in Transformers, Kraven the Hunter and Mysterio in the Spider-Man series, Cornfed Pig in Duckman, Motorviper in G.I. Joe: The Movie, Odie in Garfield as well as Floyd, Mailman, Orson Pig in Garfield and Friends, Grimlock in Transformers: The Movie, Cutter, Ripcord, Firefly, Sparks, Spirit in G.I. Joe and Agent Kay in the Men in Black series.
