Mana Echoes + Signpost Scarecrow + Whitemane Lion

Mana needed: {1}{W}

RW identity

Commander legal

The 3 combo pieces

What must be in place

You control at least three Cat creatures.

How to execute it

  1. Cast Whitemane Lion by paying {1}{W}.
  2. When Whitemane Lion enters the battlefield, it triggers itself and Mana Echoes.
  3. Resolve the Mana Echoes trigger, adding at least {C}{C}{C}{C}.
  4. Resolve Whitemane Lion's trigger, returning itself from the battlefield to your hand.
  5. Activate Signpost Scarecrow by paying {2}, adding {W}.
  6. Repeat any number of times.
  7. Once you have infinite colorless mana, you may activate Signpost Scarecrow any number of times.

What the combo produces