Sygior, of the Darkest Mythos

Erasure (You may have this creature deal damage
to creatures and planeswalkers in the form of rend
counters. At the beginning of each player's upkeep,
that player loses 1 life for each rend counter among permanents they control.)
Other legendary creatures you control get +1/+1
and have erasure.
The shepherds have come to cull their herds.