Yawgmoth, Thran Physician, Voidwing Hybrid, Cryptic Trilobite, and Mycosynth Lattice

Prerequisites

• Yawgmoth, Thran Physician on the battlefield
• Voidwing Hybrid in hand
• Cryptic Trilobite on the battlefield
• Mycosynth Lattice on the battlefield
• Cryptic Trilobite has at least one +1/+1 counter on it
• available

Steps

1. Activate Yawgmoth's second ability by paying and discarding Voidwing Hybrid, causing you to put a +1/+1 counter on Cryptic Trilobite
2. Voidwing Hybrid triggers, returning itself from your graveyard to your hand
3. Activate Cryptic Trilobite by removing a +1/+1 counter from it, adding that can only be spent to activate abilities
4. Repeat

Results

• Infinite proliferate
• Infinite self-discard triggers