Betraying Blade is a Grand Archive card. Compare listings from Singapore Grand Archive sellers on CardJio, then jio them on WhatsApp.
Type
Attack
Subtype
Assassin / Dagger
Class
Assassin
Element
Wind
Reserve cost
2
Power
2
Card Text
On Attack: You may pay (2). If you do, put a preparation counter on your champion.
[Class Bonus] Floating Memory (While paying for a memory cost, you may banish this card from your graveyard to pay for 1 of that cost.)