Yes, but then landing a grenade on a target/group would have to result in a kill, which is not factored in. An incendiary within close proximity lands a kill/multi depending on how close it is. Results in a one shot just outside of that.
English
-
But the impact of the incendiary also gets a drop off which the firebolt wouldn't
-
You even said the burn, AKA the damage is less the further away from the blast. It's the same concept, but with a different area falling off. That's why I said in that event, a landed nade would need to be a OHK.