How can you create a combo with Yedora, Grave Gardener, Primordial Mist, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Yedora, Grave Gardener, Primordial Mist, Phyrexian Altar

Color identity: GU
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing the creature, adding one mana of any color.
  2. When the creature dies, Yedora triggers, returning the creature from your graveyard to the battlefield face-down as a Forest land.
  3. Activate the creature by tapping it, adding {G}.
  4. Activate Primordial Mist by exiling the creature face-up, allowing you to play the creature from exile this turn.
  5. Cast the creature from exile by paying its mana cost.
  6. Repeat.
  7. If the creature can be cast using one or less mana, this combo nets infinite mana.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite landfall triggers
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control a nontoken creature that can be cast using {G} and one colored mana.
[END OF COMBO PREREQUISITES]
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