Chthonian Nightmare + Activated Sleeper + Priest of Gix

Prerequisites

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Steps

1. 1Cast Chthonian Nightmare by paying .
2. 2When Chthonian Nightmare enters the battlefield, it triggers, causing you to get .
3. 3Activate Chthonian Nightmare by paying , sacrificing Priest of Gix and returning Chthonian Nightmare from the battlefield to your hand, returning Activated Sleeper from your graveyard to the battlefield as a copy of Priest of Gix.
4. 4When Activated Sleeper enters the battlefield, it triggers, adding .
5. 5Cast Chthonian Nightmare by paying .
6. 6When Chthonian Nightmare enters the battlefield, it triggers, causing you to get .
7. 7Activate Chthonian Nightmare by paying , sacrificing Activated Sleeper and returning Chthonian Nightmare from the battlefield to your hand, returning Priest of Gix from your graveyard to the battlefield.
8. 8When Priest of Gix enters the battlefield, it triggers, adding .
9. 9Repeat.

Effects

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