How can you create a combo with Archelos, Lagoon Mystic, Fertilid, Retreat to Kazandu, Stone-Seeder Hierophant?
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[START OF COMBO]This combo can be formed with Archelos, Lagoon Mystic, Fertilid, Retreat to Kazandu, Stone-Seeder Hierophant

Color identity: BGU
Mana cost: {1}
Steps:
  1. Activate a mana-producing land by tapping it, adding at least {G}.
  2. Activate Stone-Seeder Hierophant by tapping it, untapping the land.
  3. Activate Fertilid by paying {1}{G} and removing a +1/+1 counter from it, causing you to search your library for a basic land card and put it onto the battlefield untapped due to Archelos.
  4. When the basic land enters the battlefield, Retreat to Kazandu triggers, putting a +1/+1 counter on Fertilid.
  5. Activate the basic land by tapping it, adding {1}.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Put all basic lands from your library onto the battlefield[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control a land that can tap to produce at least {G}.
  - Fertilid has at least one +1/+1 counter on it.
  - Stone-Seeder Hierophant does not have summoning sickness.
  - Archelos is untapped.
[END OF COMBO PREREQUISITES]
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