How can you create a combo with Yedora, Grave Gardener, Phyrexian Altar, Urborg, Tomb of Yawgmoth, Kormus Bell?
user
[START OF COMBO]This combo can be formed with Yedora, Grave Gardener, Phyrexian Altar, Urborg, Tomb of Yawgmoth, Kormus Bell

Color identity: G
Mana cost: 
Steps:
  1. Activate Phyrexian Altar by sacrificing another nontoken creature you control, 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 and as a 1/1 Swamp creature due to Kormus Bell and Urborg.
  3. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - You control at least one additional nontoken creature.
[END OF COMBO PREREQUISITES]
assistant