Grumpig, a Rare rarity Reverse Holofoil card from the Triumphant set, currently holds a market value of $2.91. Over the past 30 days, its price has appreciated by 49.2%, indicating growing interest among collectors. As a Psychic-type Pokémon, Grumpig adds strategic depth to decks while appealing to fans of the series. Its combination of rarity and recent market performance makes it a noteworthy card for both players and collectors.