Grand Executioner

Hexproof, 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 until end of turn. 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 the contract states that an appendage is to be in place of your payment. By the way, the head is an appendage."