Some cards reward a closer look. Muk is one of the pokemon that quietly appears in the background of 2 other cards, painted by Kagemaru Himeno and 5ban Graphics.
Of the 2 cards, Team Rocket contributes the largest cluster. The illustrator most often responsible is Kagemaru Himeno, whose Muk cameos appear in 1 of these cards.
2 cards with Muk in the background spanning 2000–2019, with art by Kagemaru Himeno and 5ban Graphics.
Muk appears as a background cameo across 2 Pokémon cards.
These appearances range from clear sightings to barely-visible silhouettes, scattered across 2000–2019 of the TCG.
Each cameo rewards collectors who pause to look closely at the card art.