Etali, Primal Conqueror // Etali, Primal Sickness, Hua Tuo, Honored Physician, Thornbite Staff, and Cursed Mirror

Prerequisites

• Etali, Primal Conqueror // Etali, Primal Sickness on the battlefield
• Hua Tuo, Honored Physician on the battlefield
• Thornbite Staff on the battlefield
• Cursed Mirror in hand
• Hua Tuo does not have summoning sickness
• Thornbite Staff attached to Hua Tuo
• Primal Conquerer
• It is your precombat main phase
• available

Steps

1. Cast Cursed Mirror by paying , choosing to have it enter the battlefield as a copy of Etali
2. Choose to put Etali into your graveyard due to the legend rule
3. If Etali is your commander, choose not to return it to the command zone from your graveyard
4. Cursed Mirror and Hua Tuo trigger
5. Resolve the Hua Tuo trigger untapping it
6. Activate Hua Tuo by tapping it, putting Etali on top of your library from your graveyard
7. Resolve the Cursed Mirror trigger from step 4, causing you to exile cards from each player's library until you exile a nonland card, with you exiling Etali from your library, and cast Etali and any other nonland cards exiled this way without paying their mana costs
8. Choose to put Etali into your graveyard due to the legend rule
9. If Etali is your commander, choose not to return it to the command zone from your graveyard
10. Etali and Hua Tuo trigger
11. Resolve the Hua Tuo trigger untapping it
12. Activate Hua Tuo by tapping it, putting Etali on top of your library from your graveyard
13. Resolve the Etali trigger from step 10, causing you to exile cards from each player's library until you exile a nonland card, with you exiling Etali from your library, and cast Etali and any other nonland cards exiled this way without paying their mana costs
14. Repeat from step 8

Results

• Cast all nonland cards from each opponent's library
• Exile each opponent's library
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite storm count
• Near-infinite magecraft triggers