mtg card stock weight 330gsm Black Core Stock: DIY TCG Proxy Cardstock - A4 Sheets - Blank/smooth - Weight/feel mtg card paper weight Finding

The makeup and card pool of the format changed several times before finally taking what is (more or less) its current form in July 1997 (with one core set and two blocks forming the Standard format)

Beyond that, if you have access to a printer, thats typically your best bet for cheap proxies

How many of these have you played against

Hayes Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp

While its a weaker mana rock than Gilded Lotus or Thran Dynamo and a weaker protection against losing the game than something like Platinum Angel, the combination of both is an intriguing prospect