Look past the front-of-card pokemon and Solrock is there — 1 time across the TCG, drawn between 2018 and 2018. You Iribi's work shows up most often.
These cameos cluster in Celestial Storm most heavily; You Iribi accounts for 1 of the appearances.
These cards feature sitting, grassy_area, relaxed_pose and Pokeballs in their background art, illustrated by artists like You Iribi.
Solrock appears as a background cameo across 1 Pokémon card.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2018 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.