Vitreous Drinker

When a target creature is attempting to block
Vitreous Drinker, the target player rolls a 1D20
and add the blocking creatures toughness to the
number rolled. If the number is less than 17, you choose another target for the creature to block.
They are animated by a violent desire for secrets,
and will gladly kill for them. More often, though, they
turn their victims into unwitting agents, clouding their
vision with magical cataracts that allow the drinker to
see through the victims eyes