As a result, rather than flashing back a Dread Return and triggering Bridge from Below, the new Dredgevine build attempted to fill the graveyard with Vengevines, cast a couple of Gravecrawlers or Skaab Ruinators in the same turn, and then return a bunch of hasty Vengevines to the battlefield and hopefully kill the opponent with a big hit of surprise damage
The Gold Cube has the added advantage of being fun and different which the B Cube somewhat failed at doing
Lady Luck This one lets you adjust your luck setting, allowing you to pull rare cards and variants more frequently
Emrakuls Influence doesnt care about how much mana you paid for an Eldrazi creature spell, only what its converted mana cost is
Dont forget that Azula is blue, so you can flicker it for more card advantage and removal
Double it up with some ramp and untapping or an Illusionist's Bracers and you are seriously having a laugh