Honestly, thoughts on just deep striking the saturnine praetor on his own as a backline disruption piece and tactical muncher? Idea is to force the enemy to come and deal with him or he's going to trundle over and keep routing his backline squads, considering he's fairly tanky even on his own and only needs to inflict a few wounds to force a rout. Also, I find the idea of a bunch of scared tacticals and rapier crew running from a crazed Jason-like beast of an Astartes in exo armor the size of a primarch hilarious and fluffy