下水の宿敵/Sewer Nemesis

Creature - Horror
As Sewer Nemesis enters the battlefield, choose a player. <CR>
Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. <CR>
Whenever the chosen player casts a spell, that player puts the top card of their library into their graveyard.

Creature - Horror
As Sewer Nemesis enters the battlefield, choose a player. <CR>
Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. <CR>
Whenever the chosen player casts a spell, that player mills a card.

Creature - Horror
As Sewer Nemesis enters the battlefield, choose a player. <CR>
Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. <CR>
Whenever the chosen player casts a spell, that player puts the top card of his or her library into his or her graveyard.

Creature - Horror
As Sewer Nemesis enters the battlefield, choose a player. <CR>
Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. <CR>
Whenever the chosen player casts a spell, that player puts the top card of their library into their graveyard.