Many cards break into the 3-figures if they're not printed enough, like Power Artifact, and its not uncommon to get into 4, 5, and even 6-figure price ranges for the ultra-rare
Pete is an Inkable 6 cost 5/5 Emerald-Steel Character that quests for 2 lore
Paying 3 mana for it is already a fine rate
Not only that, but when a ninja - which they are - deals combat damage to an opponent, you get to reveal the top card of your library, put it into your hand and then each opponent loses life equal to that cards mana value
A cheap creature that makes a Clue is pretty good, especially in blue, which makes better use of a random artifact token than whiteafter all, blue gets effects like Urza, Lord High Artificer and Lonis, Cryptozoologist
Proper Storage Techniques To extend the lifespan of your card sleeves and keep your cards in top condition, store them in a cool, dry place away from direct sunlight