This blue sorcery spell lets you sacrifice an artifact to go digging through your library for an artifact card and put it into play
With the exception of a few high-priced utility lands, such as Yavimaya Hollow or Minamo, School at Waters Edge (which are more about the ability than the mana), you can pretty much pick up an entire land base for the cost of a single dual land
As an enchantment, Search for Azcanta only supplies card selection, not advantage, and with Ramunap Red the likely best deck from Day 1, Im not sure how many of this card you can afford to play
SpaceGodzilla (1994), the film which introduced the creature, characters hypothesize that Godzilla cells somehow cast into space fell into a black hole and reemerged, mutated into a partially crystalline life form, from a white hole
Descending is notably easier for Rakdos sacrifice than Rakdos midrange, thanks to the likes of Witchs Oven and Deadly Dispute