Quote Originally Posted by Arg0n View Post
Does Foe Requiem increase the Caster Limit Break?

And other debuffs on boss like trick attack or something? I think they don't increase LB but maybe someone knows it exactly :P
This was tested and no, unfortunately neither of them gets increased. It's just flat out LB potency scaling with the average ilvl of the weapons of the party it seems, regardless of the buffs/debuffs/circumstances.