Woodland Weavemaster, Agatha's Soul Cauldron, Presence of Gond, and Cinderhaze Wretch

Prerequisites

• Woodland Weavemaster on the battlefield
• Agatha's Soul Cauldron on the battlefield
• Presence of Gond on the battlefield
• Cinderhaze Wretch in exile

Steps

1. Activate Woodland Weavemaster using the ability granted to it by Presence of Gond by tapping it, creating a 1/1 Elf Warrior creature token
2. When the Elf Warrior enters, Woodland Weavemaster triggers, giving it +1/+1 until end of turn
3. Activate Woodland Weavemaster using Cinderhaze Wretch's second ability by putting a -1/-1 counter on Woodland Weavemaster, untapping Woodland Weavemaster
4. Repeat

Results

• Infinite ETB
• Infinite creature tokens