Castling Boon is a Grand Archive card. Compare listings from Singapore Grand Archive sellers on CardJio, then jio them on WhatsApp.
Type
Action
Subtype
Guardian / Chessman / Spell
Class
Guardian
Element
Water
Reserve cost
2
Speed
Fast
Card Text
Allies you control get +1LIFE until end of turn. If you control a Chessman Rook ally, allies you control get +3LIFE until end of turn instead.
Floating Memory (While paying for a memory cost, you may banish this card from your graveyard to pay for 1 of that cost.)