Melira, Sylvok Outcast + Persistent Constrictor + Umbral Collar Zealot

BG identity

Commander legal

The 3 combo pieces

• Melira, Sylvok Outcast
• Persistent Constrictor
• Umbral Collar Zealot

How to execute it

1. Activate Umbral Collar Zealot by sacrificing Persistent Constrictor.
2. When Persistent Constrictor dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Melira.
3. Resolve the Umbral Collar Zealot ability
4. Repeat.

What the combo produces

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