A new Spell Card from Shining Victories
融合識別 Fyuujyon Tagu (Fusion Tag)
Normal Spell Card
(1) Target 1 monster you control; reveal 1 Fusion Monster from your Extra Deck to your opponent. During this turn, if you use the target monster as a Fusion Material, you can use it as a Fusion Material with the same name as the revealed card.
Basically, it lets you target, say.
Clayman, and treat it as Elemental HERO Flame Wingman
Moon-Light Blue Cat and treat it as Moon-Light Panther Dancer