Altaïr Ibn-La'Ahad
Éomer, Marshal of Rohan
Ashes of the Fallen
Mondrak, Glory Dominus

   Prerequisites

What do I need to start this combo?
Éomer in your graveyard.
All other permanents on the battlefield (Altaïr Ibn-La'Ahad without summoning sickness on the battlefield and Ashes of the Fallen with "Assassin" chosen on the battlefield).
An opponent cannot block and kill Altaïr

   Steps

How does this combo work?
1
Declare Altaïr as an attacker, triggering its ability, exiling Éomer from your graveyard with a memory counter on it and creating two tapped and attacking copies of Éomer.
2
Put all but one Éomer token into your graveyard due to the legend rule, causing you to get at least one Éomer trigger, causing you to untap all creatures you control and to get an additional combat phase after this one.
3
At the end of your combat phase, Altaïr triggers, causing you to exile the Éomer token.
4
Repeat each combat phase.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite death triggers
Infinite combat phases
Infinite untap of creatures you control
Infinite mana creatures you control can produce
Altaïr Ibn-La'Ahad
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