Grand Executioner

Lifelink, vigilance
{w/b}: Put a Debt counter on target creature. That creature gets +1/+1 until end of turn.
{w}{b}{t}: Target creature gets -1/-2. If that creature has a Debt counter on it, that creature gets -5/-5 instead and it's controller loses 2 life.
"You didn't pay up on time, so I will offer you an appendage in place of your contract. By the way, the head is an appendage."