Toph, Hardheaded Teacher, Etali, Primal Conqueror // Etali, Primal Sickness, Yedora, Grave Gardener, and Goblin Bombardment

Prerequisites

• Toph, Hardheaded Teacher on the battlefield
• Etali, Primal Conqueror // Etali, Primal Sickness in hand or in the command zone
• Yedora, Grave Gardener on the battlefield
• Goblin Bombardment on the battlefield
• plus commander tax if applicable available

Steps

1. Cast Etali either from your hand or the command zone by paying plus commander tax if applicable
2. When Etali enters, it triggers
3. Holding priority, activate Goblin Bombardment by sacrificing Etali
4. When Etali dies, Yedora triggers, returning Etali from your graveyard to the battlefield face-down as a Forest land
5. Resolve the Goblin Bombardment ability
6. Holding priority, activate Etali by tapping it, adding
7. Resolve the Etali trigger from step 2, exiling cards from the top of each library until each player has exiled a nonland card, and causing you to cast any number of those cards without paying its mana cost
8. For each card cast, Toph's second ability triggers once
9. Resolve the first Toph trigger, earthbending Etali
10. Resolve any remaining triggers, earthbending any other lands you desire
11. If you do not want to earthbend other lands, target Etali with all remaining triggers
12. Activate Goblin Bombardment by sacrificing Etali
13. When Etali dies, Toph and Yedora trigger
14. Resolve the Yedora trigger, choosing not to return Etali
15. Resolve the Toph trigger, returning Etali from your graveyard to the battlefield tapped
16. Repeat from step 2
17. Resolve all Goblin Bombardment abilities from step 11

Results

• Cast all spells in your library
• Cast any number of spells from opponents' libraries
• Exile all libraries
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite damage
• Near-infinite death triggers
• Near-infinite green mana
• Near-infinite landfall triggers
• Near-infinite magecraft triggers
• Near-infinite recursion of lands you control
• Near-infinite sacrifice triggers
• Near-infinite storm count