Dark Spell Regeneration (anime)

Dark Spell Regeneration

Card type	Spell
Property	Quick-Play
Effect types	Activation requirement Effect Lingering
Activate only when an opponent's monster attacks. You can use a Spell Card from your Graveyard. Send that card to the opponent's Graveyard at the end of this turn.^{[note 1]}
Appearances	Yu-Gi-Oh!: 138
Links	yugioh.com

Anime cards (Galleries: Yu-Gi-Oh! (Battle City: Part 2))

Other languages

	Name	Lore
Japanese	暗（あん）黒（こく）の魔（ま）再（さい）生（せい）	相手モンスターが攻撃した時に発動。自分の墓地にある魔法カードを使うことができる。ターン終了後そのカードを相手の墓地へ送る。
Japanese	Ankoku no Ma Saisei

Actions: Activates upon attack declaration; Activates cards from your Graveyard; Activates cards from your opponent's Graveyard; Sends from field to Graveyard

↑ Despite this card's Japanese text stating that the Spell Card is one in the player's Graveyard, it was shown to be able to use a Spell Card in the opponent's Graveyard (albeit a Spell Card they owned).