What is this card worth

// Split card: two spells on one card, nothing on the back Charred Foyer // Warped Space PDSK 129s $5 Prerelease // Split card: two spells on one card, nothing on the back Charred Foyer // Warped Space PDSK 129p $3 - 4 Promo Pack // Split card: two spells on one card, nothing on the back Charred Foyer // Warped Space DSK 129 $3 - 3 // Split card: two spells on one card, nothing on the back Charred Foyer // Warped Space DSK 340 $4 - 6 Borderless