Both are nigh-impervious to death or damage ... and Wolverine began when Sabretooth seemingly killed Wolverine's lover, Silver Fox, on Wolverine's birthday, sparking a long tradition of Sabretooth ...

This from MTV's Splash page... Actress Lynn Collins recently told MTV News that playing Marvel mutant Silver Fox in the upcoming “X-Men Origins: Wolverine” not only allowed her to embrace her ...

With Wolverine and Sabretooth having crossed paths previously, the future X-Men member had settled down in the Canadian mountains for a life of love and harmony with his beau, Silver Fox.

This is it -- The Death of Wolverine is upon us ... The members of Team X (which also included Sabretooth, Maverick, and Silver Fox) were experimented upon and given false memory implants.