Wretched Throng, Ashnod's Altar, Pitiless Plunderer, Cheering Fanatic, and Sundering Archaic

Prerequisites

• Wretched Throng on the battlefield
• Ashnod's Altar on the battlefield
• Pitiless Plunderer on the battlefield
• Cheering Fanatic on the battlefield
• Sundering Archaic on the battlefield

Steps

1. Declare Cheering Fanatic as an attacker
2. When it triggers, choose to name "Wretched Throng" Activate Ashnod's Altar by sacrificing Wretched Throng, adding
3. When Wretched Throng dies, it and Pitiless Plunderer trigger
4. Holding priority, activate Sundering Archaic by paying , putting Wretched Throng from your graveyard onto the bottom of your library
5. Resolve the Pitiless Plunderer trigger, creating a Treasure token
6. Resolve the Wretched Throng trigger, putting Wretched Throng from your library into your hand
7. Activate the Treasure by tapping and sacrificing it, adding
8. Cast Wretched Throng by paying due to Cheering Fanatic
9. Repeat from step 2

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers
• Infinite storm count