The Death Rider

Horsemanship (This creature can't be blocked except
by creatures with horsemanship.)
Persist (When this creature 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.)
Scavenge {2}{b}{b} (Exile this card from your
graveyard: Put a number of +1/+1 counters equal to
this card's power on target creature. Scavenge only as
a sorcery.)