Model W is a fragmented [[Biometal]] from the [[Mega Man ZX]] series. It is utilized by four antagonists:
* [[Prometheus (mega man)|]]
* [[Pandora (mega man)|]]
* [spoiler][[Serpent (mega man)|]][/spoiler]
* [spoiler][[Master Albert (mega man)|]][/spoiler]

It is referred to as Model V in Japan.
モデルV model_v