Actually even though I didn't know it at the time I first read it... I really like Cpt's idea.
A pair of banner fish would be one of my favorite thoughts for stocking, but with the eel, 2 banners, and an angel - that's a pretty hefty bioload.
There also seems to be some debate as to how much tank space heniochus need - Seen sizing ranging from 50-120g as "minimums".
Ryan (of taber)
Andy