Medomai the Ageless + Alesha, Who Smiles at Death + Auton Soldier + Shilgengar, Sire of Famine

Medomai the Ageless

Alesha, Who Smiles at Death

Auton Soldier

Shilgengar, Sire of Famine

How it works

1. Declare Alesha as an attacker.
2. Alesha triggers, causing you to pay U/BU/B to return Auton Soldier from your graveyard to the battlefield tapped and attacking as a nonlegendary copy of Medomai the Ageless.
3. Deal combat damage using Auton Soldier.
4. Auton Soldier triggers, causing you to take an extra turn after this one.
5. Activate Shilgengar by sacrificing Auton Soldier
6. Repeat each turn.