Everythingamajig is a rare Artifact card from Unstable (UST), collector number 147b. Current market price: $1.19 (foil $3.38), TCGplayer market prices via Scryfall.
{2}, {T}: Draw a card. Activate only if you have no cards in hand. {8}, {T}: You gain 10 life. {4}, {T}, Sacrifice this artifact: You may put a silver-bordered or acorn permanent card from your hand onto the battlefield.