[@Torack] Don't wanna intrude, but instead o just "stealing" the life force how about they corrupt and transform the environment to one that resembles the demon realm? I mean that [b]is[/b] corruption. Things dying is just decay and death.
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[img]http://agonygame.com/images/galeria/agony8.jpg[/img]
[img]http://baomoi-photo-1.zadn.vn/17/07/01/4/22654386/1_569672.jpg[/img]
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Just an idea.