Ertha Jo, Frontier Mentor + Seeker of Skybreak
RGW identity
Commander legal
The 2 combo pieces
What must be in place
Seeker of Skybreak does not have summoning sickness.
How to execute it
- Activate Seeker of Skybreak by tapping it, targeting itself.
- Ertha Jo's second ability triggers, copying Seeker of Skybreak's ability, targeting any other creature.
- Resolve both Seeker of Skybreak abilities, untapping it and the other targeted creature.
- Repeat.
What the combo produces
- Infinite mana creatures you control can produce
- Infinite untap of creatures you control