Blackwing - Sirocco the Dawn (Green) [DL17-EN007] Rare Special Energy The effects of all face-up

The effects of all face-up monsters on the field are negated while those monsters are face-up on the field (but their effects can still be activated)

Set: Summer Magic / Edgar Type: Creature — Elemental Rarity: Uncommon Cost: {3}{U}{U} Flying

Set: Rivals of Ixalan Prerelease Promos Type: Legendary Artifact // Legendary Land Rarity: Mythic Cost: {2} {1}

Set: Diamond & Pearl: Black Star Promos Type: Water Rarity: Black Star Promo Retreat cost: Colorless

Blackwing - Sirocco the Dawn (Green) [DL17-EN007] Rare Special Energy The effects of all face-upSet: Duelist League Promo Card type: Effect Monster Rarity: Rare Attack: 2000 Defense: 900 If your opponent controls a monster and you control no monsters, you can Normal Summon Set this card without Tributing. Once per turn: You can target 1 "Blackwing" monster you control; until the End Phase, it gains ATK equal to the total ATK of all "Blackwing" monsters currently on the field, except itself. Monster other than the targeted monster cannot attack