Altaïr Ibn-La'Ahad + Arcane Adaptation + Éomer, Marshal of Rohan + Roaming Throne

WUBR identity

Commander legal

The 4 combo pieces

• Altaïr Ibn-La'Ahad
• Arcane Adaptation
• Éomer, Marshal of Rohan
• Roaming Throne

How to execute it

1. Declare Altaïr as an attacker, triggering its ability twice.
2. Resolve a Altaïr trigger, exiling Éomer from your graveyard with a memory counter on it and creating a tapped and attacking copy of Éomer.
3. Resolve the other Altaïr trigger, creating a tapped and attacking copy of Éomer.
4. 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.
5. At the end of your combat phase, Altaïr triggers, causing you to exile the Éomer token.
6. Repeat each combat phase.

What the combo produces

• Infinite combat phases
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB