Oliver responds with a curt nod. Blood is soaking through the tourniquet.

Godsworn die blazing, not shivering. "If I can-- cauterize--" he murmurs, focusing on his left (only) hand. His fingers flex, crook into claws, nails biting into his palms.

Oliver likely explained Godflame to Mel before, but what should be obvious even to someone who doesn't know what to look for is that nothing's happening.