How can you create a combo with Teshar, Ancestor's Apostle, Aether Channeler, Mana Vault, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Teshar, Ancestor's Apostle, Aether Channeler, Mana Vault, Altar of Dementia

Color identity: WU
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Aether Channeler, causing target player to mill cards equal to Aether Channeler's power.
  2. Activate Mana Vault by tapping it, adding {C}{C}{C}.
  3. Cast the other artifact with MV<=2 by paying at most {2}.
  4. Teshar triggers, returning Aether Channeler from your graveyard to the battlefield.
  5. When Aether Channeler enters the battlefield, it triggers, returning Mana Vault from the battlefield to your hand.
  6. Activate Altar of Dementia by sacrificing Aether Channeler, causing target player to mill cards equal to Aether Channeler's power.
  7. Cast Mana Vault by paying {0}.
  8. Teshar triggers, returning Aether Channeler from your graveyard to the battlefield.
  9. When Aether Channeler enters the battlefield, it triggers, returning the other artifact from the battlefield to your hand.
  10. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mill
  - Infinite sacrifice triggers
  - Infinite self-mill
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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