How can you create a combo with Hofri Ghostforge, Mistmoon Griffin, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Hofri Ghostforge, Mistmoon Griffin, Phyrexian Altar

Color identity: RW
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing Mistmoon Griffin, adding one mana of any color.
  2. Mistmoon Griffin dies, triggering itself and Hofri Ghostforge.
  3. Resolve the Hofri Ghostforge trigger, exiling Mistmoon Griffin from your graveyard and creating a token copy of Mistmoon Griffin that has "When this creature leaves the battlefield, return the exiled card to your graveyard".
  4. Resolve the Mistmoon Griffin trigger, returning nothing from your graveyard to the battlefield.
  5. Activate Phyrexian Altar by sacrificing the Mistmoon Griffin token, adding one mana of any color.
  6. The Mistmoon Griffin token dies, triggering itself twice.
  7. Resolve the Mistmoon Griffin token's trigger granted by Hofri Ghostforge, returning Mistmoon Griffin from exile to your graveyard.
  8. Resolve the other Mistmoon Griffin trigger, returning Mistmoon Griffin from your graveyard to the battlefield.
  9. 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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