Alexei, soul of many contracts

When Alexei Enters the battlefield create two
2 /2 zombies with deathtouch and menace.
When Alexei leaves the battlefield create two
2/3 black zombies with lifelink and vigilance.

Flash, Lifelink, Menace

{w/u}{u}{u}: Counter Target Spell, Scry 3
{w/u}{w}{w}: Blink Alexei, gain 3 life
{p/b}{b}{b}: Draw 3 cards, lose 3 Life