No, it doesn't unfortunately otherwise you will see them in every army as character hunters not mass infantry killers.
If it does ignore Invulerable saves it will say it in the description of the weapon BOLD and UNDERLINED if you catch my drift, the only ones that do that are the Necron Lord/ Pharia Warsythe and the psycannon to my knowledge that is
If it does ignore Invulerable saves it will say it in the description of the weapon BOLD and UNDERLINED if you catch my drift, the only ones that do that are the Necron Lord/ Pharia Warsythe and the psycannon to my knowledge that is