Whir of Invention

Rare2 versions from Aether Revolt · all sets

Cheapest version$5.25TCGplayer market price

Aether Revolt2017

Draft Booster 1 in 46 packsany version · 54% per box of 36

VersionPriceDraft Booster

Regular #49 $5.251 in 48 packs53% per box

Foil #49 $12.551 in 1,449 packs2.5% per box

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