Unity [JUMP-EN006] Ultra Rare XY166 Set: Shadows in Valhalla Card

Set: Shadows in Valhalla Card type: Quick Play Spell Rarity: Secret Rare Neither player can activate cards or effects in response to this card's activation

Set: McDonald's Promos: 2012 Collection Type: Lightning Rarity: Promo

If it's a Unicorn

so they would become a part of the forest after death

Unity [JUMP-EN006] Ultra Rare XY166 Set: Shadows in Valhalla CardSet: Shonen Jump Magazine Promos Card type: Quick Play Spell Rarity: Ultra Rare Attack: 0 Defense: 0 Select 1 monster on your side of the field. The DEF of the selected monster becomes equal to the combined original DEF of all face up monsters on your side of the field, until the end of this turn.