Bristly Bill, Spine Sower + Cryptic Trilobite + Signpost Scarecrow

Bristly Bill, Spine Sower

Cryptic Trilobite

Signpost Scarecrow

How it works

1. Activate Bristly Bill by paying 3, doubling the number of +1/+1 counters on creatures you control.
2. Activate Cryptic Trilobite four times by removing four +1/+1 counters from it, adding eight C that can only be spent to activate abilities.
3. Activate Signpost Scarecrow twice by paying 4, adding .
4. Repeat.

This clever loop relies on Bristly Bill, Spine Sower to exponentially multiply your board state, turning Cryptic Trilobite into a high-yield battery that easily pays for its own expansion. By converting the restricted colorless mana from the Trilobite into true colors using Signpost Scarecrow, you generate the exact green mana needed to keep Bristly Bill's doubling ability firing continuously. The result is an explosive growth of counters and mana that leaves your whole team infinitely large and fueled for any further activations you desire.