Etali, Primal Conqueror // Etali, Primal Sickness + Hua Tuo, Honored Physician + Thornbite Staff + Ashnod's Altar

Prerequisites

• It is your precombat main phase.
• Hua Tuo does not have summoning sickness.
• Thornbite Staff attached to Hua Tuo.

Steps

1. 1Cast Etali from your hand or from the command zone by paying plus commander tax, if applicable.
2. 2When Etali enters the battlefield, it triggers.
3. 3Holding priority, activate Ashnod's Altar by sacrificing Etali, adding .
4. 4If Etali is your commander, choose not to return it to the command zone from your graveyard.
5. 5When Etali dies, Hua Tuo triggers, untapping Hua Tuo.
6. 6Activate Hua Tuo by tapping it, putting Etali on top of your library from your graveyard.
7. 7Resolve the Etali trigger from step 2, 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. 8Repeat from step 2.

Effects

• Cast any number of spells from opponents' libraries
• Exile each opponent's library
• Infinite colorless mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Near-infinite magecraft triggers