Not only does it replace itself on ETB (most of the time), but you effectively draw a card whenever you attack
The deck uses it to turn on all sixteen cheap artifacts, as well as the tokens that Sai, Master Thopterist creates
Although it's no Brainstorm, Serum Visions is pretty good
Liege of the Pit Lord of the Forsaken Lord of the Pit Maha, Its Feathers Night Mindwrack Demon Minion of the Wastes Mosswood Dreadknight Nameless Race Necravolver Ob Nixilis, Unshackled Oni Possession Ormendahl, the Corrupter Phantom Train Phyrexian Librarian Phyrexian Negator Phyrexian Obliterator Razaketh, the Foulblooded Rite of Belzenlok Rot-Curse Rakshasa Savanti Romero, Time's Exile Scion of Darkness Soulflayer Spawn of Mayhem Spirit of the Night Subversive Acolyte Sutured Ghoul The Fire Nation Drill The Grim Captain The Speed Demon Thought Gorger Tragedy Feaster Tyrannical Pitlord Urborg Scavengers Vile Mutilator Void Maw Wave of Rats Withengar Unbound Wretched Bonemass Xathrid Demon
Cryptbreaker and Diregraf Colossus are payoff cards that make you want to put a million Zombies in your deck
First, the 10 creatures in all graveyards can easily be satisfied by sacrificing creatures and using removal
