The Lore pieces Ursula had are set free, and her crown is destroyed
Metalcraft: Although unrelated to the graveyard, Metalcraft's condition of controlling three or more artifacts resembles Threshold's approach of "Have X of something to power up your cards." Ascend: If you control ten or more permanents, Ascend gets the City's Blessing, which, much like Threshold, permanently upgrades some cards' power levels
Creatures that cost fourteen mananone yet
You get to tutor up two cards and your opponent picks the one you keep and the other card goes to the graveyard
Its still among the most powerful hosers for artifact decks to this day, particularly in decks like Humans that prefer to use creature cards for utility and disruption
(Mana abilities can't be targeted.) The source of the copy from Gogo's ability is the same as the source of the original ability