How can you create a combo with Derevi, Empyrial Tactician, Gilded Lotus, Ashnod's Altar?
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[START OF COMBO]This combo can be formed with Derevi, Empyrial Tactician, Gilded Lotus, Ashnod's Altar

Color identity: GWU
Mana cost: {G}
Steps:
  1. Activate Gilded Lotus by tapping it, adding {W}{W}{W}, {U}{U}{U}, or {G}{G}{G}.
  2. Activate Derevi by paying {1}{G}{W}{U}, putting it onto the battlefield from the command zone.
  3. Derevi enters the battlefield, untapping Gilded Lotus.
  4. Activate Ashnod's Altar by sacrificing Derevi, adding {C}{C}.
  5. Choose to put Derevi into the command zone from your graveyard.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Derevi, Empyrial Tactician must be in the command zone
  - Gilded Lotus must be on the battlefield
  - Ashnod's Altar must be on the battlefield
  - {1} plus three additional mana in at least two colors among {W}, {U}, or
[END OF COMBO PREREQUISITES]
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