I haven't seen many healers using Rescue but when it was used, it was very helpful and epic. For example, in the Keeper of the lake dungeon at the second boss, the big airship that loves to set things on fire, I got stuck on the other side of the arena because of the flame rings, separated from my party.
The healer saw me and rescued me to their side and I was able to lay the smackdown on that boss. He got my comm.










