Saveria, the Defiant

First strike
{2}, {ut}: Target creature gains persist until end of turn.(When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control
with a -1/-1 counter on it.)
Defiance - Whenever Saveria, the Defiant attacks a player who controls more creatures than each other player, put a +1/+1 counter on each creature you control.