Either way, you'll want to find your closest WPN store using our store locator
The metallic sheen of the pinline makes them really sing
You do have to pay the rather questionable cost of exiling two other cards from your hand, however - a steep cost that has likely kept this card down in obscurity until now
With other complementary artifact mana sources like Thran Dynamo and Grim Monolith, decks could count on being able to get the kind of mana you'd need to justify packing the cards that would let you use the mana from Metalworker to deliver the knockout blow, and their presence lets you turn that Metalworker mana into permanent giant amounts of mana rather than just a one shot deal
I personally find that anything with +1/+0 or -0/-1 counters is odd, and they arent the only weird counters that have been printed
If your strategy revolves around Auras, Winds of Rath is the ideal card to pick it will protect your creatures from removal, and often end up being asymmetrical