Grumpig is card #50 of 146 in XY (2014), a Rare illustrated by sui. At about $0.66 it is the #131 most valuable card in the set. In a XY booster it turns up about once every 44 packs. It is one of 16 Grumpig cards printed so far.
2003Dragon
2006Crystal Guardians
2008Legends Awakened
2012Boundaries Crossed
2014XY
2016Fates Collide
2018Celestial Storm
2021Battle Styles

















An ungraded Grumpig from XY sells for about $0.66. A PSA 10 is worth more, roughly $3.30 by our estimate, and a PSA 9 around $1.52.
It is a Rare, and it shows up about once every 44 XY packs.
sui drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open XY 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.