Requires

Norn's Choirmaster must be on the battlefield. Crystalline Crawler must be on the battlefield. Cryptic Trilobite must be on the battlefield. Deadeye Navigator must be on the battlefield. Your commander on the battlefield. Crystalline Crawler and Cryptic Trilobite have at least one +1/1 counter on them. Deadeye Navigator is paired with your commander. Mana needed:

Steps

1. Activate your commander by paying , blinking it.
2. Your commander enters the battlefield, triggering Deadeye Navigator's soulbond ability and Norn's Choirmaster.
3. Resolve the Deadeye Navigator, repairing it and your commander.
4. Resolve the Norn's Choirmaster trigger, putting a +1/+1 counter on Cryptic Trilobite and Crystalline Crawler.
5. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding .
6. Activate Cryptic Trilobite's first ability by removing a +1/+1 counter from it, adding that can only be spent to activate abilities.
7. Repeat.

Results