Cosmogrand Zenith's ability will count any spells you've cast this turn, which may include Cosmogrand Zenith itself
Illustrated by Zack Stella Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
The problem was that mana back then was nowhere near as generous in Standard, and in Extended where the Sliver decks came into their own they mostly proved too fast for the big old Queen even though the mana could usually handle it
Scrying and gaining life for free each time you sacrifice a permanent is great, and in WB lifegain decks you can trigger lots of your synergies
Is Carnelian Orb of Dragonkind legal to play
The deck features a number of powerful human creatures costing 1-3 mana including mythics and rares such as General Kudro, Giant Killer, Hero of Precint One, Lavabrink Venturer, and more