Mana Echoes + Phyrexian Altar + Jirina Kudro Combo

Jirina Kudro in the command zone.

Mana Echoes and Phyrexian Altar on the battlefield.

Jirina Kudro must be your commander.

plus enough mana to pay for commander tax, if applicable, or an additional , or if you haven't cast Jirina from the command zone this game available

Cast Jirina from the command zone by paying plus commander tax, if applicable.

When Jirina enters the battlefield, it and Mana Echoes trigger.

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.

When the Human Soldiers enter the battlefield, Mana Echoes triggers that many times.

Resolve the first Mana Echoes trigger, adding for each Human and Soldier you control.

Repeat step 5 for each remaining Mana Echoes trigger created in steps 2 and 4.

Activate Phyrexian Altar twice by sacrificing Jirina and a Human Soldier, adding .

Choose to return Jirina to the command zone from your graveyard.

If you control a Human Soldier, activate Phyrexian Altar by sacrificing a Human Soldier, adding .

Repeat.

Infinite creature LTB

Infinite creature ETB

Infinite colored mana

Infinite creature sacrifice triggers

Infinite death triggers

Infinite colorless mana

Infinite storm count

Infinite creature tokens

Infinite commander casts