Valkyrie des Ténèbres SDWS-FR016

This card is treated as a Normal Monster while it is face-up on the Field or in the Graveyard. While this card is a Normal Monster on the Field, you can Normal Summon it to have it become an Effect Monster with this effect. ⦿ Once, while this card is face-up on the Field, you can place 1 Spell Counter on it. This card gains 300 ATK for each Spell Counter on it. You can remove 1 Spell Counter from this card, then target 1 monster on the Field, destroy that target.