Kaya the Inexorable

Legendary Planeswalker — Kaya{3}{W}{B}

+1: Put a ghostform counter on up to one target nontoken creature. It gains "When this creature dies or is put into exile, return it to its owner's hand and create a 1/1 white Spirit creature token with flying." −3: Exile target nonland permanent. −7: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand, from your graveyard, or from among cards you own in exile without paying its mana cost."

Colour identity Orzhov

In short

Kaya the Inexorable has 4 listed printings; the most valuable is the Prerelease printing from PKHM at US$10.38 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.