Ketramose, the New Dawn, Necropotence, Queza, Augur of Agonies, and Birgi, God of Storytelling // Harnfel, Horn of Bounty

Prerequisites

• Ketramose, the New Dawn on the battlefield
• Necropotence on the battlefield
• Queza, Augur of Agonies on the battlefield
• Birgi, God of Storytelling // Harnfel, Horn of Bounty on the battlefield

Steps

1. Activate Harnfel by discarding a card
2. Necropotence triggers, exiling the discarded card from your graveyard
3. Ketramose triggers, causing you to draw a card and lose 1 life
4. Queza triggers, causing you to gain 1 life and target opponent to lose 1 life
5. Repeat
6. Resolve all Harnfel abilities

Results

• Infinite self-discard triggers
• Near-infinite lifeloss
• Near-infinite lifegain triggers
• Infinite draw triggers
• Exile your library
• Infinite rummaging