Bilbo, Retired Burglar + Myojin of Cryptic Dreams + Xorn + Aggravated Assault

Prerequisites

• Myojin of Cryptic Dreams has at least one indestructible counter on it.
• Bilbo does not have summoning sickness and cannot be blocked by an opponent.

Steps

1. 1Cast Xorn by paying .
2. 2Holding priority, activate Myojin by removing an indestructible counter from it, copying the Xorn spell three times.
3. 3Resolve all Xorn spells.
4. 4Deal combat damage to an opponent using Bilbo.
5. 5Bilbo's second ability triggers, creating five Treasure tokens due to the four Xorns.
6. 6Move to your postcombat main phase.
7. 7Activate the Treasures by tapping and sacrificing them, adding .
8. 8Activate Aggravated Assault by paying , causing you to untap all creatures you control and to get an additional combat and main phase after this one.
9. 9Repeat from step 4.

Effects

• Infinite combat damage
• Infinite combat phases
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control