You have a strong bond to the psionic entity you host. When you are around other hosts, you can move and act together as a fluid unit.
Prerequisites: Any host feat or kalashtar, base Will save +3.
Benefit: While you are psionically focused and within 60 feet of an ally that serves as a host or who is a kalashtar, you and all host or kalashtar allies within 60 feet gain a +2 insight bonus on initiative checks and Reflex saves.
Source: Complete Psionic, page 54.