How can you create a combo with Fertilid, Amulet of Vigor, Felidar Retreat, Nissa, Resurgent Animist?
user
[START OF COMBO]This combo can be formed with Fertilid, Amulet of Vigor, Felidar Retreat, Nissa, Resurgent Animist

Color identity: GW
Mana cost: {1}{G}
Steps:
  1. Activate Fertilid, searching your library for a basic land card, putting it onto the battlefield tapped.
  2. When it enters the battlefield, Amulet of Vigor, Felidar Retreat and Nissa trigger.
  3. Amulet of Vigor's trigger resolves, untapping the land.
  4. Nissa's trigger resolves, adding {G}.
  5. Felidar Retreat's trigger resolves, putting a +1/+1 counter on all creatures you control.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Near-infinite +1/+1 counters on creatures you control
  - Near-infinite landfall triggers
  - 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
  - Fertilid has 2 or more +1/+1 counters on it.
[END OF COMBO PREREQUISITES]
assistant