How can you create a combo with Nim Deathmantle, Phyrexian Altar, Peregrine Drake?
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[START OF COMBO]This combo can be formed with Nim Deathmantle, Phyrexian Altar, Peregrine Drake

Color identity: U
Mana cost: 
Steps:
  1. Activate up to five lands by tapping them, adding at least {3}.
  2. Activate Phyrexian Altar by sacrificing Peregrine Drake, adding one mana of any color.
  3. When Peregrine Drake dies, Nim Deathmantle triggers, returning Peregrine Drake from your graveyard to the battlefield, and attaching Nim Deathmantle to it.
  4. When Peregrine Drake enters the battlefield, it triggers, untapping up to five lands.
  5. Repeat.
  6. If the lands can tap to produce at least {4}, this combo nets infinite mana.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite untap of lands you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control up to five lands that can tap to produce at least {3}.
[END OF COMBO PREREQUISITES]
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