Lost Jitte + Karn's Bastion + Cryptic Trilobite + Hardened Scales

Prerequisites

• Lost Jitte has at least one charge counter on it.
• Cryptic Trilobite has at least one +1/+1 counter on it.

Steps

1. 1Activate Karn's Bastion by paying , putting a charge counter on Lost Jitte and two +1/+1 counters on Cryptic Trilobite.
2. 2Activate Cryptic Trilobite's first ability twice by removing two +1/+1 counters from it, adding that can only be spent to activate abilities.
3. 3Activate Lost Jitte by removing a charge counter from it, untapping Karn's Bastion.
4. 4Repeat.

Effects

• Infinite proliferate