Biomancer's Familiar + Gwenna, Eyes of Gaea + Phyrexian Dreadnought + Temur Sabertooth

GU identity

Commander legal

The 4 combo pieces

What must be in place

Gwenna does not have summoning sickness.

How to execute it

  1. Activate Gwenna by tapping it, adding {1}{G} that can only be spent to cast creature spells or activate abilities of creatures.
  2. Cast Phyrexian Dreadnought by paying {1}.
  3. Gwenna triggers, putting a +1/+1 counter on it and untapping it.
  4. Phyrexian Dreadnought enters the battlefield, triggering itself.
  5. Holding priority, activate Temur Sabertooth by paying {G}, returning Phyrexian Dreadnought from the battlefield to your hand.
  6. Resolve the Phyrexian Dreadnought ability, failing to sacrifice it due to it no longer being on the battlefield.
  7. Repeat.

What the combo produces