You See a guy with somewhat black, spiky hair, black eyes, he's has a white tarp that has gold on the end of his outfit, with black shoes, he then speaks

Zeref: Not only has humans committed so many crimes... They also committed so many atrocities... And for that... I will sadly have to kill them all, and if anyone gets in my way... Rather it's fairy tail or some randoms... They'll fall to me

as he says this a dark wave shoots from him and all the trees, grass, and animals around him dies