Put all lands from your hand and library onto the battlefieldNear-infinite landfall triggers
How it works
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.