Norn's Choirmaster + Crystalline Crawler + Cryptic Trilobite + Eldrazi Displacer

Prerequisites

• Your commander on the battlefield.
• Crystalline Crawler and Cryptic Trilobite have at least one +1/1 counter on them.

Steps

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

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite proliferate