Here's a sort of "shock list" with the disposition
Tsilla
Succ. Is. A.Inf DO
Golem GDO GDC
199pts,9CMD,16dom
They are quite close to each other in order to gain +1+1CBT from the succube and the "little proud"
If someone menaces Isaia he will be protected on one side by the succubus and on the other by the DO who can easily use his attraction order. The two heavy hitters on the side also have Reach 2" to avoid incursions and the Infernal Ambassador can help everybody with terror and bodyguard
Haven't tried it yet, it's just anidea I was workin' on