Birgi, God of Storytelling // Harnfel, Horn of Bounty + Horizon Chimera + Ketramose, the New Dawn + Necropotence

WUBRG identity

Commander legal

The 4 combo pieces

• Birgi, God of Storytelling // Harnfel, Horn of Bounty
• Horizon Chimera
• Ketramose, the New Dawn
• Necropotence

How to execute it

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. Horizon Chimera triggers, causing you to gain 1 life.
5. Repeat.
6. Resolve all Harnfel abilities.

What the combo produces

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