Spark Double [Commander Masters] Rowan they lose life equal to

they lose life equal to its mana value

Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demon creature card

“Her talent for slipping unseen behind enemy lines provided information that would prove crucial to Dominaria's defense

Set: Commander Legends Type: Legendary Creature — Serpent Rarity: Mythic Cost: {4}{G}{U} You may play an additional land on each of your turns

Spark Double [Commander Masters] Rowan they lose life equal toSet: Commander Masters Type: Creature Illusion Rarity: Rare Cost: {3}{U} You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1 +1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary if that permanent is legendary.