Guerilla

You studied how to be deadly when you are unseen in combat, even for a split second. You gain the following benefits:

• When you are unseen at the end of your turn till the start of your next turn. Your next weapon attack is infused by shadow magic, and it deals 1d8 more damage depending on weapon damage type. You can only proc this once per turn

• The damage increases to 2d8 at 9th level, and 3d8 at 17th level.