How can you create a combo with Teysa Karlov, Nim Deathmantle, Myr Moonvessel, Ashnod's Altar, Blood Artist?
user
[START OF COMBO]This combo can be formed with Teysa Karlov, Nim Deathmantle, Myr Moonvessel, Ashnod's Altar, Blood Artist

Color identity: WB
Mana cost: 
Steps:
  1. Sacrifice Myr Moonvessel to Ashnod's Altar, Adding {C}{C} to your mana pool.
  2. Stack the Myr Moonvessel trigger above the Nim Deathmantle trigger.
  3. Allow the Myr Moonvessel trigger to resolve, adding {C} to your mana pool.
  4. Teysa Karlov makes Myr Moonvessel's death trigger to occur twice adding an additional {C} to your mana pool.
  5. Let the Blood Artist triggers resolve.
  6. Pay for the Nim Deathmantle trigger with {4}, returning Myr Moonvessel to the battlefield equipped with Nim Deathmantle.
  7. Repeat.[END OF COMBO STEPS]

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

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