You are able to shadow jump more quickly by exerting more effort and can gain the benefit of various effects whenever you jump.

Prerequisite(s): Perform (dance) 6 ranks, 4th-level shadowdancer

Benefit: When you use your shadow jump ability, you may expend an additional 10 feet of distance beyond the distance that you are actually jumping in order to jump as a move action instead of a standard action. Additionally, whenever you use your shadow jump ability, you may choose to benefit from one of the following effects for one round by expending an additional 10 feet: gain a 5% miss chance per level of shadowdancer you possess; gain a +1 bonus to armor class and Combat Maneuver Defense per 2 levels of shadowdancer you possess; or gain a +1 bonus to attack rolls per 3 levels of shadowdancer you possess.