Flameshadow Conjuring + Great Whale + Temur Sabertooth

Mana needed: {1}{U} (at most)

GUR identity

Commander legal

The 3 combo pieces

What must be in place

You control up to seven lands that can tap to produce at least {2}{U}{R}{G}.

How to execute it

  1. Activate up to seven lands you control by tapping them, adding at least {2}{U}{R}{G}.
  2. Cast Great Whale by paying {5}{U}{U}.
  3. When Great Whale enters the battlefield, it and Flameshadow Conjuring trigger.
  4. Resolve the Great Whale trigger, untapping up to seven lands you control.
  5. Activate up to seven lands you control by tapping them, adding at least {2}{U}{R}{G}.
  6. Resolve the Flameshadow Conjuring trigger, causing you to pay {R} to create a token copy of Great Whale with haste.
  7. When the token Great Whale enters the battlefield, it triggers, untapping up to seven lands you control.
  8. Activate Temur Sabertooth by paying {1}{G}, returning the nontoken Great Whale from the battlefield to your hand.
  9. Repeat.
  10. If you control up to seven lands that can tap to produce at least {2}{U}{R}{G}, this combo nets infinite mana.

What the combo produces