Bjorna, Nightfall Alchemist + Othelm, Sigardian Outcast + Intruder Alarm + Su-Chi

Prerequisites

• Bjorna and Othelm do not have summoning sickness.

Steps

1. 1Activate Bjorna by tapping it and sacrificing Su-Chi, targeting any creature.
2. 2Su-Chi dies, adding .
3. 3Activate Othelm by paying and tapping it, returning Su-Chi from your graveyard to the battlefield.
4. 4Su-Chi enters the battlefield, triggering Intruder Alarm, untapping all creatures.
5. 5Repeat an arbitrarily large number of times.
6. 6Resolve all Bjorna abilities, dealing infinite damage to any creature(s).

Effects

• Infinite colorless mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite damage to creatures
• Infinite death triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures