More than you might realize. The magic he wields is only limited by his imagination and his own morals, the latter of which the Courts seem to lack.

[ But he's serious about this. Good. ]

I am going to ask the Nightrider send you along with whomever he sends after Strange and if there is no other option... I would ask that you kill him. [ One might think there'd be some hesitation about asking that or even some, any, emotion. There isn't. If anything, he's making an effort to keep it all out of his voice. ] Which brings us to the newer dilemma, of how Ignatius is as liable to take his soul back as the Ringmaster is.