uncommon abjuration sorcerer 

Bloodline genie

Cast [R] somatic; Trigger A creature within range is attacked.

Range 30 feet; Targets 1 willing creature

With a flourish, you fulfill a creature's wish for protection, bending reality to keep them from harm. The target vanishes in a burst of brightly colored smoke and sparkles, reappearing an instant later. They become concealed against the triggering attack and until the end of the current creature's turn.

Advanced Player’s Guide, page 236.