Xce was basically if 4x and xc got drunk one night. I wanna say it only lasted 2, maybe 3 seasons tops?Oh yeah! I don't really remember XCE, but Brian Lopes still posts about it, so there's that.
Also: https://mpora.com/mountainbiking/tragedy-meribel-dutch-mountain-biker-killed-world-cup-annefleur/
Although xcc is basically the grandchild of that