[@SimpleD]

>Venom
My eyes hurt from how cliche this is man
How about "Blighter" or "Nergal" or "Sarine" or "DK" at least?
Power itself is pretty fuckin sick tho, but i think you should up the ante. 
How about giving yourself full immunity to most acids and toxins due to rubbery qualities of your flesh and strong metabolism and get the ability to expel great volumes of poisonous mist through the pores? 
When we enter the city you can kick off the festivities by sneezing in a crowded place and slowly killing a fifth of population.