Lesser Masticore + Stalwart Successor + Umbral Collar Zealot

BG identity

Commander legal

The 3 combo pieces

• Lesser Masticore
• Stalwart Successor
• Umbral Collar Zealot

How to execute it

1. Activate Umbral Collar Zealot by sacrificing Lesser Masticore
2. When Lesser Masticore dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Lesser Masticore enters, Stalwart Successor triggers, putting a +1/+1 counter on Lesser Masticore
4. Resolve the Umbral Collar Zealot ability.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite surveil