When tilted, the light is reflected uniformly across the entire surface
The initial combo was to play Dark Depths on Turn 1, play Urborg, Tomb of Yawgmoth into Vampire Hexmage on Turn 2, and then simply use Vampire Hexmage to removal all of the counters off of your Dark Depths at the end of your opponent's turn, get a 20/20 Marit Lage, and kill your opponent on Turn 3, as long as they didn't have a Path to Exile
Designers responded to their mistakes in the wildly unbalanced 1999 Urza's block with an anemic batch of doo-doo cards, and Prophecy had some of the worst of them, like the Rhystic spells that were essentially useless if your opponent paid a drop of mana
The Black one above taps with six to recur a dork to your battlefield that was exiled by the static death exile one
The two formats differ slightly
The deck runs enough artifacts to consistently enable Gleeful Demolition and Warden of the Inner Sky, so its no slouch in that department