Buying "staple packs" or land packs (like duals/fetches) is usually more cost-effective than ordering single custom cards. To give you the most helpful review, I need to know:
Always ask your playgroup if they are comfortable with proxies, particularly when playing with strangers or in a local game store (LGS).
Do not try to sell or trade proxies as real cards; this is counterfeiting and illegal. Use them only for personal, casual play. Tips for Buying buy proxy magic cards
Even high-quality proxies are best used inside card sleeves to preserve them and avoid confusion with real cards.
Knowing this, I can suggest specific types of sellers on Etsy or dedicated proxy websites. Buying "staple packs" or land packs (like duals/fetches)
My Experience with MTG Proxies: A Casual Player's Perspective
PrintingProxies.com is often recommended by users for high-quality, reliable orders. Important Considerations Use them only for personal, casual play
Many vendors offer full-art, custom art, or borderless versions that look better than standard paper proxies. Where to Buy