When a card performs well in tournaments, demand can rise as players try to copy winning decks, pushing the price up
Who Wants It: White commander decks that are hurting for card advantage
If Base Set Charizard is the hobbys origin myth, Shining Charizard is the late-era grail that collectors talk about in the same breath
I'll try to save you some reading, you attack with Arthur and one other creature, and you get a free dash creature from the top six of your library, and then that free attacker gets added to your hand
[At the beginning of that turn's end step, you lose the game.] Exile Alchemist's Gambit
Because most of the Reserved List cards that are widely owned (dual lands, Legacy staples) have been dropping while high-end Alpha and Beta cards have been making up the difference