If this face-up card leaves the field: Special Summon 1 "Steam Token" (Aqua/WIND/Level 1/100 ATK/100 DEF). If this card is in your Graveyard: You can Tribute 1 monster; Special Summon this card from the Graveyard. You can only use this effect of "Blackwing - Steam the Cloak" once per Duel. If this card Summoned this way is used as a Synchro Material Monster, all other Synchro Material Monsters must be "Blackwing" monsters.