Changes

|image = <tabber>Core= [[File:???Darkus Nanogan Widow (Open).png|250px]]|-|Show=[[File:BEV-Widow anime.png|250px]]|-|Nano-Gear=[[File:BEV-Nillious Strength Mode Nano-Gear.png|250px]]</tabber>

{{nihongo|'''Widow'''|ウィドウ|Uidō}} is a spiderblack widow-like [[Nanogan]] that debuts in ''[[Bakugan: Evolutions]]''. It is the Nanogan of [[Nillious (Generation 2)|Nillious]]. When turned into Nillious Strength Mode's Nano-Gear, Widow becomes the {{nihongo|'''Widow Whip'''|ウィドウホイップ|Uidō Hoippu}} energy tendrils mounted on the back.