How can you create a combo with Slimefoot, the Stowaway, Mana Echoes?
user
[START OF COMBO]This combo can be formed with Slimefoot, the Stowaway, Mana Echoes

Color identity: BRG
Mana cost: {4}
Steps:
  1. Activate Slimefoot by paying {4}, creating a 1/1 Saproling creature token.
  2. The Saproling enters the battlefield, triggering Mana Echoes, adding at least {C}{C}{C}{C}.
  3. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite enters the battlefield[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control at least three Saprolings.
[END OF COMBO PREREQUISITES]
assistant