Rest in Peace

Rare2 versions from Signature Spellbook: Gideon · all sets

Cheapest version$1.22TCGplayer market price

Signature Spellbook: Gideon2019

Draft Booster in 70% of packsany version · 100% per box of 36

VersionPriceDraft Booster

Regular #4 $1.38in 66% of packs100% per box

Foil #4 $1.221 in 8 packs99% per box

"Any version" adds up the chances of each version, so it is a close estimate.