Palpatine, Resurrected Lord

Defender, Hexproof
Whenever Jedi enters the battlefield under your control, put a sacrifice it unless you pay 4 life.
Whenever a Sith creature enters the battlefield
under your control, each opponent loses 2 life.
{w}{b}{t}, Sacrifice a Sith and a Jedi creature you control both with Dyad counters on them: You
gain 10 life and transform Palpatine.