Lord Voldemort

Flash, First Strike, Hexproof.
When Lord Voldemort enters the battlefield
destroy X creatures then — choose one
• You lose X life.
• Sacrifice X creatures you control.
• Mill X cards. Discard a card.
If you control more than 1 Deatheater Lord Voldemort gets +2+2.
{t}{5}{b}{b}: create a 4/4 Black Deatheater
with Haste.