Across 2 Pokémon TCG cards — drawn 2020–2025 — Tranquill appears in the background art rather than as the featured pokemon. The cameos rotate through mashu and Tomokazu Komiya and other contributors.
White Flare contains the most Tranquill cameos in any one set, while mashu is the artist most associated with Tranquill background appearances.
These cards feature indeterminate, jumping, sewaddle and green in their background art, illustrated by artists like mashu and Tomokazu Komiya.
Tranquill appears as a background cameo across 2 Pokémon cards.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2020–2025 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.