The Serpent Society, Glissa, the Traitor, Roadkill Rodney, and Krark-Clan Ironworks

Prerequisites

• The Serpent Society on the battlefield
• Glissa, the Traitor on the battlefield
• Roadkill Rodney on the battlefield
• Krark-Clan Ironworks on the battlefield

Steps

1. Activate Krark-Clan Ironworks by sacrificing Roadkill Rodney, adding
2. When Roadkill Rodney dies, The Serpent Society triggers, causing each opponent to sacrifice a nontoken creature they control
3. When a creature dies this way, Glissa triggers, returning Roadkill Rodney from your graveyard to your hand
4. Cast Roadkill Rodney by paying
5. Repeat as able

Results

• Each opponent sacrifices all nontoken creatures they control during each of your turns