Etali, Primal Conqueror // Etali, Primal Sickness | Hua Tuo, Honored Physician | Thornbite Staff

(and one other card)

Etali in hand or in the command zone.
All other permanents on the battlefield.
It is your precombat main phase.
Hua Tuo does not have summoning sickness.
Thornbite Staff attached to
Hua Tuo.
({5} magic symbol) ({R} magic symbol) ({R} magic symbol) plus enough mana to pay for commander tax, if applicable available.

Cast
Etali from your hand or from the command zone by paying ({5} magic symbol) ({R} magic symbol) ({R} magic symbol) plus commander tax, if applicable.
When
Etali enters the battlefield, it and
Warstorm Surge trigger.
Resolve the
Warstorm Surge trigger, dealing damage equal to
Etali's power to
Etali.
Etali dies as a state-based action due to having zero toughness.
If
Etali is your commander, choose not to return it to the command zone from your graveyard.
When
Etali dies,
Hua Tuo triggers, untapping
Hua Tuo.
Activate
Hua Tuo by tapping it, putting
Etali on top of your library from your graveyard.
Resolve 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.
Repeat from step 2.
If you decide to cast any other creature spells using
Etali's trigger, Terror of the Peaks will trigger for each of them, dealing damage equal to the creature's power to any target.