Lumra, Bellow of the Woods + Port of Karfell + Spelunking + Squandered Resources

Prerequisites

• You can produce at least between sacrificing lands excluding Port of Karfell to Squandered Resources and/or by tapping those lands for mana.

Steps

1. 1If desired, activate any number of other mana-producing lands you control by tapping them, adding at least for each land tapped this way.
2. 2Activate Squandered Resources by sacrificing a mana-producing land other than Port of Karfell, adding or if possible, or any other type of mana otherwise.
3. 3Repeat step 2 until you control no other mana-producing lands except Port of Karfell.
4. 4Activate Port of Karfell's second ability by paying , tapping and sacrificing it, causing you to mill four cards and return Lumra from your graveyard to the battlefield tapped.
5. 5Lumra enters the battlefield and dies as a state-based action due to having 0 toughness.
6. 6Lumra's enter-the-battlefield ability triggers, causing you to mill four cards and return all land cards from your graveyard to the battlefield untapped due to Spelunking.
7. 7Repeat.

Effects

• Infinite card draw
• Infinite death triggers
• Infinite draw triggers
• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite mana lands you control can produce
• Infinite sacrifice triggers
• Infinite self-mill
• Put all land cards from your library and graveyard onto the battlefield