Warrior's Oath [Double Masters 2022] WTR171-R if you cast it

if you cast it

Set: Unknown Event Type: Legendary Creature — Spirit Rarity: Common Myojin of Night's Reach and Grim Betrayal enters the battlefield with an indestructible counter on it if you cast it from your hand

Healing Tears — At the beginning of your end step

Spend this mana only to cast your commander

Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn

Warrior's Oath [Double Masters 2022] WTR171-R if you cast itSet: Double Masters 2022 Type: Sorcery Rarity: Mythic Cost: {R}{R} Take an extra turn after this one. At the beginning of that turn's end step, you lose the game. "I swear this before all gods old and new: I will fight to my last breath."