Dooku, Count of Serenno

Flash
When Dooku, Count of Serenno enters the battlefield, if an opponent has more life than you, that opponent loses 5 life.
{2}{b}{r}: Swordmaster-Dooku, Count of Serenno's power and toughness becomes twice the power and toughness of target creature.
{1}{b}{b}: Dooku, Count of Serenno gains the defender trait and +0/+5 until end of turn.