Graveborn Muse [The List] Serpent Benalia has a complex caste

Benalia has a complex caste system that changes with the lunar year

Set: Urza's Legacy Type: Artifact Rarity: Rare Cost: {2} Each spell costs {3} more to cast except during its controller's turn

instead add one mana of any color

Set: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {2}{W}{W} Destroy all creatures

Wanderlust deals 1 damage to that player

Graveborn Muse [The List] Serpent Benalia has a complex casteSet: The List Type: Creature Zombie Spirit Rarity: Rare Cost: {2}{B}{B} At the beginning of your upkeep, you draw X cards and you lose X life, where X is the number of Zombies you control. "Her voice is damnation, unyielding and certain." Phage the Untouchable