Counterspell

Uncommon1 version from Unlimited Edition · all sets

Cheapest version$60.50TCGplayer market price

Unlimited Edition1993

Draft Booster 1 in 41 packsany version · 59% per box of 36

VersionPriceDraft Booster

Regular #55 $60.501 in 41 packs59% per box

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