Chthonian Nightmare, Priest of Gix, Fumulus, the Infestation, and Carrion Feeder

Prerequisites

• Chthonian Nightmare on the battlefield
• Priest of Gix on the battlefield
• Fumulus, the Infestation on the battlefield
• Carrion Feeder on the battlefield
• You have at least

Steps

1. Activate Carrion Feeder by sacrificing Priest of Gix
2. When Priest of Gix dies, Fumulus's first ability triggers, creating a 1/1 Insect creature token
3. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it
4. Activate Chthonian Nightmare by paying , sacrificing the Insect and returning Chthonian Nightmare from the battlefield to your hand, returning Priest of Gix from your graveyard to the battlefield
5. When Priest of Gix enters the battlefield, it triggers, adding
6. Cast Chthonian Nightmare by paying
7. When Chthonian Nightmare enters the battlefield, it triggers, causing you to get
8. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite black mana
• Infinite +1/+1 counters on Carrion Feeder