THE TEXTURE WAS MADE BY MRJAG
HE IS A AWESOME ARKHAM MODDER
GO SUBSCRIBE TO HIM
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You Need
the skin:
https://www.gta5-mods.com/player/bak-nightwing-new52-add-on-ped

addonpeds:
https://www.gta5-mods.com/player/batman-dread-suit#comments_tab

use any trainer to use the skin
i use menyoo
download menyoo here:
https://github.com/MAFINS/MenyooSP/releases
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installation:
First download this skin by fakeplastic
https://www.gta5-mods.com/player/bak-nightwing-new52-add-on-ped

then replace the original .ytd file
with my .ytd file
and done