How can you create a combo with Gutter Grime, Nether Traitor, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Gutter Grime, Nether Traitor, Phyrexian Altar

Color identity: BG
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing Nether Traitor, adding {B}.
  2. When Nether Traitor dies, Gutter Grime triggers, putting a slime counter on it and creating an Ooze creature token.
  3. Activate Phyrexian Altar by sacrificing the Ooze, adding one mana of any color.
  4. When the Ooze dies, Nether Traitor triggers, causing you to pay {B} to return it from your graveyard to the battlefield.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - 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
[END OF COMBO PREREQUISITES]
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