Sméagol, Helpful Guide
Dúnedain Rangers
Altar of Dementia

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You don't control a Ring-bearer. You have a land card in hand.

   Steps

How does this combo work?
1
Play a land card.
2
Dúnedain Rangers and the permanent with a Landfall ability trigger.
3
Resolve the permanent with a Landfall ability trigger, creating a creature token.
4
Resolve the Dúnedain Rangers trigger, causing the Ring to tempt you, and causing the creature token to become your Ring-bearer.
5
Sméagol triggers.
6
Holding priority, activate Altar of Dementia by sacrificing the creature token.
7
Resolve the Sméagol trigger, causing an opponent to reveal cards from the top of their library until they reveal a land card, then causing you to put the land onto the battlefield tapped under your control, and your opponent to put all other revealed cards into their graveyard.
8
Repeat from step 2.

   Results

What do I get from this combo?
Near-infinite ETB
Near-infinite landfall triggers
Near-infinite LTB
Near-infinite mill
Near-infinite death triggers
Near-infinite sacrifice triggers
Near-infinite self-mill
Put all land cards from your opponents' libraries onto the battlefield tapped under your control
Sméagol, Helpful Guide
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