How can you create a combo with Elenda, the Dusk Rose, Nim Deathmantle, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Elenda, the Dusk Rose, Nim Deathmantle, Phyrexian Altar

Color identity: WB
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing Elenda, adding {1}.
  2. Elenda dies, triggering itself and Nim Deathmantle.
  3. Resolve the Elenda trigger, creating at least four 1/1 Vampire creature tokens.
  4. Activate Phyrexian Altar by sacrificing three Vampire tokens, adding {3}.
  5. Resolve the Nim Deathmantle trigger, paying {4} to return Elenda to the battlefield, and attach Nim Deathmantle to it.
  6. Activate Phyrexian Altar by sacrificing a Vampire token, adding {1}.
  7. Elenda triggers, putting a +1/+1 counter on itself.
  8. Activate Phyrexian Altar by sacrificing Elenda, adding {1}.
  9. Elenda dies, triggering itself and Nim Deathmantle.
  10. Resolve the Elenda trigger, creating at least four 1/1 Vampire creature tokens.
  11. Activate Phyrexian Altar by sacrificing two Vampire tokens, adding {2}.
  12. Repeat from step 5.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on Elenda
  - Infinite colored mana
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Nim Deathmantle attached to Elenda.
  - Elenda has at least one +1/+1 counter on it.
[END OF COMBO PREREQUISITES]
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