Marill is card #66 of 111 in Neo Genesis (2000), a Common illustrated by Atsuko Nishida. At about $7.64 it is the #46 most valuable card in the set. In a Neo Genesis booster it turns up about once every 5 packs. It is one of 26 Marill cards printed so far.
1999Wizards Black Star Promos
2000Neo Genesis
2001Southern Islands
2004Team Rocket Returns
2007Diamond & Pearl
2015Primal Clash
2017Burning Shadows
2023Paldea Evolved

















See the full Neo Genesis card list
An ungraded Marill from Neo Genesis sells for about $7.64. A PSA 10 is worth more, roughly $99.32 by our estimate, and a PSA 9 around $30.56.
It is a Common, and it shows up about once every 5 Neo Genesis packs.
Atsuko Nishida drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Neo Genesis booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.