Phenax, God of Deception + Sewer Nemesis + Jidoor, Aristocratic Capital // Overture

Phenax, God of Deception

Sewer Nemesis

Jidoor, Aristocratic Capital // Overture

How it works

1. Cast Overture by paying its mana cost, causing the opponent named by Sewer Nemesis to mill half their library, rounded down.
2. Activate Sewer Nemesis by tapping it, causing the opponent to mill cards equal to the cards in their graveyard, milling the remainder of their library.