Originally Posted by Domriso
Another possibility, drawing from my own system I'm working on, is to have the bindings based on the Chakras introduced in Magic of Incarnum. It has built in limitations on what can be bound where, and already levels.
That sounds highly familiar... as in, suspiciously much like my Hemoscribe
EDIT: As in, the whole "binding to body locations" in combination with "taking on monster abilities" that this thread is about. I'm familiar with Incarnum, just so you know.