Lumra, Bellow of the Woods, Mirrorpool, Zuran Orb, and Archelos, Lagoon Mystic Combo

Lumra, Bellow of the Woods, Mirrorpool, Zuran Orb, and Archelos, Lagoon Mystic

Here's how the cards Lumra, Bellow of the Woods, Mirrorpool, Zuran Orb, and Archelos, Lagoon Mystic results in Infinite ETB, Infinite death triggers, Infinite self-mill, Infinite lifegain triggers, Infinite lifegain, Infinite mana lands you control can produce, Infinite landfall triggers, and Put all land cards from your library and graveyard onto the battlefield

Lumra, Bellow of the Woods

Mirrorpool

Zuran Orb

Archelos, Lagoon Mystic

Prerequisites

Lumra, Bellow of the Woods on the battlefield
Mirrorpool on the battlefield
Zuran Orb on the battlefield
Archelos, Lagoon Mystic on the battlefield

Steps

Activate any number of other lands by tapping them, adding at least
Activate Zuran Orb by sacrificing a land except Mirrorpool
Repeat step 2 until you control no lands except Mirrorpool
Activate Mirrorpool's third ability by paying , tapping and sacrificing it, creating a token copy of Lumra
Put the Lumra token into your graveyard due to the legend rule
The Lumra token's enters-the-battlefield ability triggers, causing you to mill four cards and return all land cards from your graveyard to the battlefield untapped due to Archelos
Repeat