Tengu format ruling
Herald of Green Light
Card effect (current official text)When your opponent activates a Spell Card (Quick Effect): You can send this card and 1 other Fairy monster from your hand to the GY; negate the activation, and if you do, destroy it.
Rulings
(1) You can send this card and 1 other Fairy-Type monster from your hand to the GY to negate the activation of an opponent's Spell Card and destroy it. This effect can be activated during either player's turn.
- The (1) Quick Effect can activate in the Damage Step, as it negates the activation of cards/effects.
- Sending this card and 1 Fairy-Type monster from hand to the GY is a cost.
- This effect activates & resolves in the hand.
- By negating the activation of the previous card in the Chain, that Link is removed when the Chain resolves. The last thing to happen is this effect resolving, negating and destroying the other card.
- This effect cannot activate while Macro Cosmos is active.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.