sell mtg online cards Card Conduit Sell Your Collectibles to Millions

This works well if you can repeatedly flicker cards like Pierce Strider to drain your opponents' life totals or Seller of Songbirds to make a bunch of evasive tokens

Treacherous Blessing + Demonic Lore Mainstays of decks that can sac them (like the uber annoying Doom Foretold decks), blink them, give them to opponents after the sweet cards are drawn, or all three, Treacherous Blessing and Demonic Lore can still get you three cards for 3 even if you cant do any of those, which is a great rate

Lumiere is really only playable in a ramp list and even then you can probably find something better to spend 7 ink on

Squandered Resources, on the other hand, is just a sacrifice engine, though it can work well with these cards