If this face-up card leaves the field: Special Summon 1 Steam Token (Aqua WIND Level 1 ATK 100 DEF 100). If this card is in your GY: You can Tribute 1 monster; Special Summon this card from the GY. 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 Materials, all other Synchro Materials must be Blackwing monsters.