How can you create a combo with Ishkanah, Grafwidow, Nim Deathmantle, Ashnod's Altar?
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[START OF COMBO]This combo can be formed with Ishkanah, Grafwidow, Nim Deathmantle, Ashnod's Altar

Color identity: BG
Mana cost: {2}
Steps:
  1. Activate Ashnod's Altar by sacrificing Ishkanah, adding {C}{C}.
  2. Ishkanah dies, triggering Nim Deathmantle, causing you to pay {4} to return Ishkanah from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  3. Ishkanah enters the battlefield, creating three 1/2 Spider creature tokens.
  4. Activate Ashnod's Altar by sacrificing a Spider, adding {C}{C}.
  5. Repeat.
  6. If you have black mana available, you may activate Ishkanah's ability to cause any number of opponent to lose life equal to the number of Spiders you control.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - 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
  - There are at least four card types among cards in your graveyard.
[END OF COMBO PREREQUISITES]
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