The Pokémon TCG hides Rhydon in the background art of 2 cards. The cameos sit across 2002–2024, with Tomokazu Komiya and Tetsu Kayama responsible for several of them.
Of the 2 cards, Neo Destiny contributes the largest cluster. The illustrator most often responsible is Tomokazu Komiya, whose Rhydon cameos appear in 1 of these cards.
These cards feature stadium, sitting, indeterminate and large blue pokemon in their background art, illustrated by artists like Tomokazu Komiya and Tetsu Kayama.
Rhydon appears as a background cameo across 2 Pokémon cards.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2002–2024 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.