The flavor text is a parody of one of the Twelve Steps of Alcoholics Anonymous (the second one, one believe) except that instead of a "greater power" it's a "greater power and toughness." 18
Graveyard players have found their new Spirit Dragon overlord
Just like the card intro suggests any land that gets tossed in and can tap for three free mana is going to give you a huge advantage over your opponents
Since cycling generally costs one or two mana, no matter what cycling creature you end up hitting with Unpredictable Cyclone, you'll come out way ahead in terms of mana, paying two for a four-, five-, or even seven-drop, which sort of puts Unpredictable Cyclone into the Wilderness Reclamation / Fires of Invention category of absurdly powerful ramp spells that only work in fairly specific decks
Id imagine that well see both Exploration and Show and Tell as high profile reprints within the next few years, with Show and Tell possibly headlining a box set in 2013
It should be easy to get extra loyalty counters for planeswalkers or stretch your toxic and infect creatures further in a deck like this