A Near Mint Power Artifact will cost you between 120 and 180 Euros
Sure, they can get back Vengevines, Bloodghasts, and Gravecrawlers for free (or very cheaply), but if the opponent has a way to disrupt their creatures (and it can be as simple as several copies of Path to Exile backed by blockers), the plan of these decks suddenly fizzles
Drafting was what R&D refers to as "on rails," where once you picked your creature type, you got locked into your theme and didn't have much variance in the draft as we would have liked
It was funny because I didnt get a voltorb for ages, and still to this day think voltrob is rare, as it took me much longer to obtain
So, when looking at the most valuable cards from this suite, you'll see the likes of Ursula the Sea Witch and even Yen Sid, who's been featured in Fantasia and Kingdom Hearts