Sneak Attack!

Strategy Point Cost (20)
"The thing the Guild can't abide, is the
disruption of the current order. It is...
bad for business. Attributed to the Hand.
The local Thieve's Guild enters the fray,
seeking to protect its ill gotten gains.
Inflict 3d6+6 points of piercing damage on
a single target, or block another card from
being used (card is spent)