Jirina Kudro + Mana Echoes + Phyrexian Altar

Jirina Kudro

Mana Echoes

Phyrexian Altar

How it works

1. Cast Jirina from the command zone by paying 1 plus commander tax, if applicable.
2. When Jirina enters the battlefield, it and Mana Echoes trigger.
3. Resolve the Jirina trigger, creating a 1/1 Human Soldier creature token for each time you've cast Jirina from the command zone this game.
4. When the Human Soldiers enter the battlefield, Mana Echoes triggers that many times.
5. Resolve the first Mana Echoes trigger, adding C for each Human and Soldier you control.
6. Repeat step 5 for each remaining Mana Echoes trigger created in steps 2 and 4.
7. Activate Phyrexian Altar twice by sacrificing Jirina and a Human Soldier, adding .
8. Choose to return Jirina to the command zone from your graveyard.
9. If you control a Human Soldier, activate Phyrexian Altar by sacrificing a Human Soldier, adding .
10. Repeat.