Grumpig is card #91 of 197 in Obsidian Flames (2023), a Uncommon illustrated by Scav. At about $0.22 it is the #166 most valuable card in the set. In an Obsidian Flames booster it turns up about once every 22 packs. It is one of 16 Grumpig cards printed so far.
2003Dragon
2006Crystal Guardians
2008Legends Awakened
2012Boundaries Crossed
2016Fates Collide
2018Celestial Storm
2021Battle Styles
2023Obsidian Flames

















See the full Obsidian Flames card list
An ungraded Grumpig from Obsidian Flames sells for about $0.22. A PSA 10 is worth more, roughly $0.77 by our estimate, and a PSA 9 around $0.44.
It is a Uncommon, and it shows up about once every 22 Obsidian Flames packs.
Scav drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Obsidian Flames 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.