Dissipation Field + Fires of Yavimaya + Runaway Steam-Kin + Spear Spewer

GUR identity

Commander legal

The 4 combo pieces

How to execute it

  1. If Runaway Steam-Kin has three or more +1/+1 counters on it, activate it by removing three +1/+1 counters from it, adding {R}{R}{R}.
  2. Cast Spear Spewer by paying {R}.
  3. Runaway Steam-Kin triggers, putting a +1/+1 counter on it.
  4. Activate Spear Spewer by tapping it, dealing 1 damage to each player.
  5. Dissipation Field triggers, returning Spear Spewer from the battlefield to your hand.
  6. Repeat.

What the combo produces