Down in the Valley (HOB-124) - The Hobbit

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)

[I] Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

[II] This Saga gains "Landfall Whenever a land you control enters, create a 1/1 green Elf creature token."

[III] [IV] Elves you control get +1/+0 and gain vigilance until end of turn.