Grimmsnarl is Pokédex #861, generation 8 (Galar). Marnie's Grimmsnarl ex is a Stage 2 ex Darkness Pokémon with 320 HP. The card says it evolves from Marnie's Morgrem. In this catalog that name is Morgrem (#860).
Marnie's Grimmsnarl ex sits at 136/182 in Destined Rivals, position 136 of 244. Before it is 135 Marnie's Morgrem, and after it is 137 Marnie's Morpeko. The set belongs to the Scarlet & Violet series. It was released on May 30, 2025. The printed size is 182. This checklist is longer, at 244 cards. The listed rarity is Double Rare.
Punk Up is listed as Ability. When you play this Pokémon from your hand to evolve 1 of your Pokémon during your turn, you may search your deck for up to 5 Basic Darkness Energy cards and attach them to your Marnie's Pokémon in any way you like. Then, shuffle your deck. The attack Shadow Bullet lists 180 damage. The cost is Darkness, Darkness. This attack also does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.) Weakness is Grass ×2. Retreat cost is 2. The card text says: Pokémon ex rule: When your Pokémon ex is Knocked Out, your opponent takes 2 Prize cards. The regulation mark is I.
Grimmsnarl (#861) has 12 other cards in the catalog. Those other cards are in 9 sets. The other printings with a release date run from 2019 to 2026. The earliest other card is Grimmsnarl V SWSH057/307 in SWSH Black Star Promos (2019). That card is named Grimmsnarl V, while this one is Marnie's Grimmsnarl ex. That card lists 220 HP, and this one lists 320 HP. The rarity there is Promo, and here it is Double Rare. The regulation mark there is D, and here it is I. 11 other cards of Grimmsnarl list a different HP.
Destined Rivals set binder is where a full Destined Rivals set goes. This card fills one slot there. A generation binder holds one card of each species. Grimmsnarl can fill a slot in Generation 8 binder (Galar). Themed lists that include this exact card are Trainer's Pokémon and Marnie and her Pokémon. I still need this card.
When you play this Pokémon from your hand to evolve 1 of your Pokémon during your turn, you may search your deck for up to 5 Basic Darkness Energy cards and attach them to your Marnie's Pokémon in any way you like. Then, shuffle your deck.
This attack also does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
Pokémon ex rule: When your Pokémon ex is Knocked Out, your opponent takes 2 Prize cards.
Destined Rivals, in the Scarlet & Violet series. It was released on May 30, 2025. The printed size is 182.
136/182. It is entry 136 of 244 in this checklist.
Double Rare.
Grimmsnarl #861, generation 8 (Galar).
I.
Shadow Bullet (180).