[Lawtan]

I may not need to up the venom effects, unless we want Dante to be permanently damaged, but the time has been upped.
Devil's Mamba.
Also, Espy, feel free to write a "Dante Hallucinates when he wakes up" scene - it's an effect of the venom.

The initial symptom of the bite is local pain in the bite area, although not as severe as snakes with hemotoxins. The victim then experiences a tingling sensation in the mouth and extremities, double vision, tunnel vision, severe confusion, fever, excessive salivation (including foaming of the mouth and nose) and pronounced ataxia (lack of muscle control). If the victim does not receive medical attention, symptoms rapidly progress to severe abdominal pain, nausea and vomiting, pallor, shock, nephrotoxicity, cardio toxicity and paralysis. Eventually, the victim experiences convulsions, respiratory arrest, coma and then death...
In 15 minutes to an hour (Divide by 15 for the Hell effect)