Blastoise - Pokemon Red, Blue and Yellow Guide - IGN
Dr. Lava on Twitter: "@angelboxes Well, more recent than the other 2 Blastoise in the image. The timing of his modern design is a bit complicated actually. He appeared that way in
Pokemon Fire Red (GBA) Elite Four Blastoise Only - YouTube
Pokémon TCG: 5 of the Rarest and Most Valuable Blastoise Cards - HobbyLark