+any, +number, +cards, +named, +deck (4)
, : Target player mills a card.
Tap four untapped Advisors you control: Target player mills twelve cards.
A deck can have any number of cards named Persistent Petitioners.
Rat Colony gets +1/+0 for each other Rat you control.
A deck can have any number of cards named Rat Colony.
Relentless Rats gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.
A deck can have any number of cards named Shadowborn Apostle.
, Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demon creature card and put it onto the battlefield. Then shuffle your library.
, 
: Target player mills a card.