Liberator, Urza's Battlethopter (Extended Art) [The Brothers' War] Illumineer's Quest you may spend mana as

you may spend mana as though it were mana of any color to cast it

the sea witch plays by her own rules—and with her own all-new special deck

Set: Secret Lair Drop Series Type: Creature — Sliver Rarity: Rare Cost: {R} Sliver creatures you control have first strike

−2: Create a 2/2 blue Spirit creature token with vigilance and "Whenever you draw a card

Liberator, Urza's Battlethopter (Extended Art) [The Brothers' War] Illumineer's Quest you may spend mana asSet: The Brothers' War Type: Legendary Artifact Creature Thopter Rarity: Rare Cost: {3} Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1 +1 counter on Liberator.