Concordant Crossroads + Jaheira, Friend of the Forest + Spawnsire of Ulamog

Mana needed: {4}

G identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Spawnsire of Ulamog's first ability by paying {4}, creating two 0/1 Eldrazi Spawn creature tokens.
  2. Activate the Eldrazi Spawns by tapping them, adding {G}{G}.
  3. Activate the Eldrazi Spawns by sacrificing them, adding {C}{C}.
  4. Repeat.

What the combo produces