Gisela, Blade of Goldnight [Avacyn Restored] Troll or triggered ability

or triggered ability

You may put a creature card and/or a land card from among them into your hand

Return target attacking creature to its owner's hand

When that mana is spent to cast an instant or sorcery spell

Gisela, Blade of Goldnight [Avacyn Restored] Troll or triggered abilitySet: Avacyn Restored Type: Legendary Creature Angel Rarity: Mythic Cost: {4}{R}{W}{W} Flying, first strike If a source would deal damage to an opponent or a permanent an opponent controls, that source deals double that damage to that player or permanent instead. If a source would deal damage to you or a permanent you control, prevent half that damage, rounded up.