Visions of Ruin is a rare Sorcery card from Midnight Hunt Commander (MIC), collector number 74. Current market price: $0.93, TCGplayer market prices via Scryfall.
Each opponent sacrifices an artifact. For each artifact sacrificed this way, you create a Treasure token. Flashback {8}{R}{R}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.)