When this creature dies, target creature gets -1/-1 until end of turn.
In life, it was a fetid, disease-ridden thing. In death, not much changed.
Illustrated by Thomas M. Baxa · Tenth Edition · #143
There are no rulings for Festering Goblin.
When this creature dies, target creature an opponent controls gets -1/-1 until end of turn.
When this creature enters, target creature gets -1/-1 until end of turn.
Sacrifice this creature: Target creature gets -2/-0 until end of turn.
: This creature gets +1/+1 until end of turn.