Uro, Titan of Nature's Wrath + Deadeye Navigator + Amulet of Vigor + Simic Growth Chamber Combo

Deadeye Navigator and Amulet of Vigor on the battlefield.

Uro and Simic Growth Chamber in hand.

plus enough mana to pay for commander tax, if applicable available

Cast Uro by paying

When Uro enters the battlefield, its first and second abilities trigger, as well as Deadeye Navigator's soulbond ability.

Resolve the Deadeye Navigator trigger, pairing it and Uro.

Resolve the second Uro trigger, causing you to draw a card, gain 3 life, and put Simic Growth Chamber from your hand onto the battlefield.

When Simic Growth Chamber enters, it and Amulet of Vigor trigger.

Resolve the Amulet of Vigor trigger, untapping Simic Growth Chamber.

Holding priority, activate Simic Growth Chamber by tapping it, adding .

Resolve the Simic Growth Chamber trigger, returning it from the battlefield to your hand.

Activate Uro by paying , blinking it.

Repeat from step 2.

Infinite card draw

Infinite draw triggers

Significant creature ETB

Significant landfall triggers

Significant lifegain

Significant lifegain triggers

Significant creature LTB