From the roll of glorious divinity 2:
"When one of the rare mortal initiates of the Circle of Emerald
tries to cast Demon of the First Circle, she discovers
something terrible. The spell can call the demon forth
but offers no binding (as that is dependent on the pledge
of servitude...
5 chromatic fighters, hmm...
each bears a special bracelet, hmm...
red grabs hers while calling out a name, hmm...
"don't escalate things", hmm...
yeah, I think we're about to see some mighty morphin power rangers action.