Grim Monolith + Retraction Helix + Valley Floodcaller

Mana needed: {2}{U}

U identity

Commander legal

The 3 combo pieces

What must be in place

You control a Bird, Rat, Otter and/or Frog that does not have summoning sickness.

How to execute it

  1. Cast Retraction Helix by paying {U}, targeting a Bird, Rat, Otter and/or Frog you control that does not have summoning sickness.
  2. Valley Floodcaller triggers, giving Birds, Otters, Frogs and Rats you control +1/+1 until end of turn and untapping them.
  3. Resolve Retraction Helix.
  4. Cast Grim Monolith by paying its mana cost.
  5. Valley Floodcaller triggers, giving Birds, Otters, Frogs and Rats you control +1/+1 until end of turn and untapping them.
  6. Activate Grim Monolith by tapping it, adding {C}{C}{C}.
  7. Activate the creature targeted by Retraction Helix by tapping it, returning Grim Monolith from the battlefield to your hand.
  8. Repeat from step 4.

What the combo produces