Blackwing - Sirocco the Dawn (Blue) [DL17-EN007] Rare International Collectors' Edition You can pay 1000 Life

You can pay 1000 Life Points to destroy all other cards on the field

Myr creatures get +1/+1

also for the rest of this turn

you can Tribute 1 "Six Samurai" monster to destroy 1 monster on the field

or triggered ability

Blackwing - Sirocco the Dawn (Blue) [DL17-EN007] Rare International Collectors' Edition You can pay 1000 LifeSet: 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