Necrogen Communion + Sun Titan + Umbral Collar Zealot

WB identity

Commander legal

The 3 combo pieces

• Necrogen Communion
• Sun Titan
• Umbral Collar Zealot

How to execute it

1. Activate Umbral Collar Zealot by sacrificing Sun Titan.
2. When Sun Titan dies, Necrogen Communion triggers, returning Sun Titan from your graveyard to the battlefield.
3. When Sun Titan enters, it triggers, returning Necrogen Communion from your graveyard to the battlefield attached to Sun Titan.
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