Uro, Titan of Nature's Wrath, Deadeye Navigator, Simic Growth Chamber, and Archelos, Lagoon Mystic

Prerequisites

• Uro, Titan of Nature's Wrath in hand or in the command zone
• Deadeye Navigator on the battlefield
• Simic Growth Chamber in hand
• Archelos, Lagoon Mystic on the battlefield
• plus enough mana to pay for commander tax, if applicable available

Steps

1. Cast Uro either from your hand or from the command zone by paying plus commander tax, if applicable
2. When Uro enters the battlefield, its first and second abilities trigger, as well as Deadeye Navigator's soulbond ability
3. Resolve the Deadeye Navigator trigger, pairing it and Uro
4. 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
5. When Simic Growth Chamber enters the battlefield untapped due to Archelos, it triggers
6. Holding priority, activate Simic Growth Chamber by tapping it, adding
7. Resolve the Simic Growth Chamber trigger, returning it to your hand from the battlefield
8. Activate Uro by paying , blinking it
9. Repeat from step 2

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite ETB
• Near-infinite landfall triggers
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Near-infinite LTB