Valley Questcaller is a rare Creature — Rabbit Warrior card from Bloomburrow Promos (PBLB), collector number 36p. Current market price: $0.59 (foil $0.78), TCGplayer market prices via Scryfall.
Whenever one or more other Rabbits, Bats, Birds, and/or Mice you control enter, scry 1. Other Rabbits, Bats, Birds, and Mice you control get +1/+1.