There's hearsay that Post Malone bought a signed artist proof of Black Lotus for $800,000, as well as more rare single Magic: The Gathering items that are unique and were never in an official set, but this is basically what we have as the ceiling for what a Magic card can be worth
Tauros #41Uncommon $2.16 Torkoal #25Rare $0.79 Floatzel #16Rare $0.97 Primeape #22Rare $2.02 Poliwrath #21Rare $1.74 Jirachi #1Holo Rare $24.94 Carnivine #46Common $0.33 Buizel #45Common $0.40 Crobat #14Rare $4.53 Metang #33Uncommon $0.38 Misty's Seadra #9Holo Rare $35.12 Misty's Seadra (Prerelease) #9Promo $21.81 Seadra #58Uncommon $4.70 Seadra #42Uncommon $0.66 Seadra #48Uncommon $1.51 Seadra #63Uncommon $1.92 Seadra #39Uncommon $1.14 Seadra #48Uncommon $3.20 Seadra #70Uncommon $1.46 Seadra #19Uncommon $0.35 Scan-Tastic Spectacular Promo Pack [Ho-oh & Rapidash] $126.65 Pokemon Fossil [Unlimited Edition] Booster Box Pokemon Fossil [1st Edition] Booster Box Fossil Theme Deck - "BodyGuard" $164.99 Fossil Theme Deck - "LockDown" $193.41 Fossil Booster Pack [1st Edition] $627.65 Fossil Booster Pack [Unlimited Edition] $319.67 Gym Heroes Booster Pack [1st Edition] $390.01
Countless players have sent their own Mishra's Factories, Orders of Leitbur, or Serra Angels away from the game to buy just enough time to win the game
(9/25/2020) If the spell or ability that's copied is modal (that is, it says "Choose one " or the like), the copy will have the same mode
What all that means is that I'm going to have to have some lightweight decks in my collection that I can pull out when I'm aiming to drop down in power and give other players more room to let their decks do their thing
