The Pokémon TCG hides Blastoise in the background art of 2 cards. The cameos sit across 2002–2023, with "Big Mama" Tagawa and Hiroyuki Yamamoto responsible for several of them.
Expedition Base Set contains the most Blastoise cameos in any one set, while "Big Mama" Tagawa is the artist most associated with Blastoise background appearances.
These cards feature stadium, battle arena, Geodude and Magnemite in their background art, illustrated by artists like "Big Mama" Tagawa and Hiroyuki Yamamoto.
Blastoise appears as a background cameo across 2 Pokémon cards.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2002–2023 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.