Black isn't exactly the color of enchantment removal, so what's a swamp player to do once this game-stopping-4-casting-cost hoser hits the table, rendering all cards Specter, Juzam, Dauthi, Sengir, and Zombie completely useless
1W, Tap: Target creature gets +1/+1 and gains Flying until end of turn
Chord of Calling was recently reprinted, and its a lot cheaper than Finale of Devastation
Thus was born the Super Trainer Showdown series, a top level tournament which had a regional focus (either West or East Coast), and the Pokmon TCG Tour, a series of mall events where players can earn invitations to the STS
This ignores that you might hit a creature from your opponents deck instead, which is unreliable as you dont know what the opposing deck looks like but will meaningfully push the odds in your favour on average, but just generally Id like to meet this twenty-creature minimum without this sort of outside assistance
These then get distributed to artists, solving both troublesome issues: Artists were guaranteed copies of their art as printed, and issues of rarity and card value were taken off the table, since these werent real cards