Ashaya, Soul of the Wild, Lumra, Bellow of the Woods, and Vesuva

Prerequisites

• Ashaya, Soul of the Wild on the battlefield
• Lumra, Bellow of the Woods on the battlefield
• Vesuva in hand

Steps

1. Play Vesuva, and choose to have it enter the battlefield as a copy of Lumra
2. Put Vesuva into your graveyard due to the legend rule
3. Vesuva's ETB ability triggers, causing you to mill four cards and return all land cards from your graveyard to the battlefield tapped
4. As Vesuva enters the battlefield, choose to have it become a copy of Lumra
5. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite death triggers
• Infinite self-mill
• Infinite landfall triggers
• Put all land cards from your library and graveyard onto the battlefield tapped