Trivia Contest is a uncommon Artifact — Attraction card from Unfinity (UNF), collector number 233c. Current market price: $0.07 (foil $0.45), TCGplayer market prices via Scryfall.
Visit — An opponent chooses black card, artifact card, or expansion, then mills a card. You have ten seconds to name something from the chosen category that starts with the same letter as the milled card. If you do, claim the prize! Prize — You get {TK}{TK}{TK}, then you may put a sticker on a nonland permanent you own. Sacrifice Trivia Contest and open an Attraction.