Binding Vow

Special Grade—You are now able to cast "Domain Expansion."
Awakened—After landing a, Black Flash, untap mana cost for "Domain Expansion".

(I):"Black Flash" counters and status effects are removed when "Binding Vow" is destroyed.
(II): When Fuga destroys or exiles target creature, you may recast, {0}.
(III): "Domain Expansion"—Goes to hand after first cast. Exile after second cast