How can you create a combo with Uro, Titan of Nature's Wrath, Amulet of Vigor, Simic Growth Chamber, Ezzaroot Channeler?
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[START OF COMBO]This combo can be formed with Uro, Titan of Nature's Wrath, Amulet of Vigor, Simic Growth Chamber, Ezzaroot Channeler

Color identity: GU
Mana cost: 
Steps:
  1. Play Simic Growth Chamber.
  2. Simic Growth Chamber enters the battlefield, triggering itself and Amulet of Vigor.
  3. Resolve the Amulet of Vigor trigger, untapping Simic Growth Chamber.
  4. Activate Simic Growth Chamber by tapping it, adding {G}{U}.
  5. Resolve the Simic Growth Chamber trigger from step 2, returning it from the battlefield to your hand.
  6. Cast Uro from the command zone by paying {G}{U}.
  7. Uro enters the battlefield, triggering its first and second abilities.
  8. Resolve the first Uro trigger, causing you to sacrifice it.
  9. Choose to return Uro to the command zone from your graveyard.
  10. Resolve the second Uro trigger, causing you to gain three life, draw a card, and put Simic Growth Chamber from your hand onto the battlefield.
  11. Repeat from step 2.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite draw triggers
  - Near-infinite commander casts
  - Near-infinite death triggers
  - Near-infinite enters the battlefield
  - Near-infinite landfall triggers
  - Near-infinite lifegain
  - Near-infinite lifegain triggers
  - Near-infinite leaves the battlefield
  - Near-infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Uro, Titan of Nature's Wrath must be in the command zone
  - Amulet of Vigor must be on the battlefield
  - Simic Growth Chamber must be in your hand
  - Ezzaroot Channeler must be on the battlefield
  - The amount of life you have gained this turn is equal to or greater than your command tax plus one.
[END OF COMBO PREREQUISITES]
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