Dex 13, Mobility feat or Trick Attack class feature
Description :
Benefit: When you take the withdraw action and have at least two hands free, none of the squares you move through are considered threatened by any opponent whose location you are aware of.
Normal: When you withdraw, the square you start out in is not considered threatened by opponents you can see, but squares you subsequently move through may be.
Special: A solarian with a solar weapon treats the hand holding the solar weapon as being free for purposes of using this feat.