Master Pyromancer
[-2] Channeling - Fire
[-4] Refinement x4
[-1] Searing Flame stunt/power - fire attacks you personally create deal +2 stress
[-2] Full Lawbreaker 1st (1st option)
[-2] Ritual Diabolism (2nd option)
+5 Discipline, Lore
+4 Athletics, Conviction
+3 Endurance, Alertness
foci: +5 offensive fire control, +5 offensive fire power, +2 diabolism power (optional)
Offensive Control Total: +10, +12 with Lawbreaker
Offensive Power Total: +9, +11 with Lawbreaker, +2 stress
As you can see, the guy is not weak. In fact, offensively he is stronger than the submerged Harry Dresden by a significant margin. And even in rituals, he may have more limited ritual magic but he is quite good at it.