Seagraff Jailer

Scar (This creature may deal damage to creatures
without Scar in the form of -1/-1 counters. This
creature cannot have -1/-1 counters placed on it.)
{2}{u}{t}: Transform target creature.
"That thing is no mere beast that walks. It can talk,
and has made a deal to keep the Harbor blood free
It has the keys to more than the cages. It has the
keys to the moon itself"