Activate Sakura-Tribe Scout by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Sakura-Tribe Scout.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Near-infinite landfall triggers

Put all lands from your hand and library onto the battlefield

Tatyova, Benthic Druid

Abundance

Retreat to Coralhelm

Sakura-Tribe Scout

Activate Llanowar Scout by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Llanowar Scout.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Llanowar Scout

Activate Scaled Herbalist by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Scaled Herbalist.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Scaled Herbalist

Activate Skyshroud Ranger by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Skyshroud Ranger.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Skyshroud Ranger

Activate Walking Atlas by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Walking Atlas.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Walking Atlas

Activate Budoka Gardener by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping Budoka Gardener
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

Budoka Gardener // Dokai, Weaver of Life

Activate PuPu UFO by tapping it, putting a land card from your hand onto the battlefield.
When the land enters the battlefield, Tatyova and Retreat to Coralhelm trigger.
Resolve the Retreat to Coralhelm trigger, untapping PuPu UFO.
Resolve the Tatyova trigger, causing you to gain 1 life and reveal cards from the top of your library until you reveal a land card and put it into your hand.
Repeat.

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