Across 5 Pokémon TCG cards — drawn 2020–2023 — Wooloo appears in the background art rather than as the featured pokemon. The cameos rotate through kirisAki, Kagemaru Himeno and Nurikabe and other contributors.
Of the 5 cards, Darkness Ablaze contributes the largest cluster. The illustrator most often responsible is kirisAki, whose Wooloo cameos appear in 2 of these cards.
These cards feature park, happy, day and hovering in their background art, illustrated by artists like kirisAki, Kagemaru Himeno and Nurikabe.
Wooloo appears as a background cameo across 5 Pokémon cards.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2020–2023 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.