Altaïr Ibn-La'Ahad + Éomer, Marshal of Rohan + Gogo, Mysterious Mime + The Animus

RWB identity

Commander legal

The 4 combo pieces

• Altaïr Ibn-La'Ahad
• Éomer, Marshal of Rohan
• Gogo, Mysterious Mime
• The Animus

How to execute it

1. At the beginning of your combat phase, Gogo triggers, causing it to become a copy of Altaïr with its name not changing, and causing both Gogo and Altaïr to get +2/+0 and haste until end of turn.
2. Declare Gogo and Altaïr as attackers, triggering their abilities.
3. Resolve the Altaïr trigger, creating a tapped and attacking copy of Éomer.
4. Resolve the Gogo trigger, creating a tapped and attacking copy of Éomer.
5. Put either Éomer token into your graveyard due to the legend rule, triggering the other Éomer token, causing you to untap all creatures you control and to get an additional combat phase after this one.
6. At the end of your combat phase, Altaïr triggers, causing you to exile the Éomer token.
7. Repeat from step 2 each combat phase.

What the combo produces

• Infinite combat phases
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control