User can manipulate decomposition, the process by which organic substances are broken down into simpler forms of matter. They can increase or decrease the rate of rotting, or stop, prevent or even reverse the effect. They are able to control all things/beings connected to decomposition such as vermin, worms and maggots. Some users may be able to control scavengers, such as coyotes, dogs, wolves, foxes, rats, crows and vultures or take their forms.