Kane did at one point wear Black and Green suit and mask when he had his Championship winning Tag Team match with X-pac… The green came into it when X-pac was trying to get Kane initiated into D-Generation X.

http://media.photobucket.com/image/Green%20Kane/chrisedgehead1138/GreenKane.jpg

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And Yes He did wear a black outfit its in No Way Out 2001
you can look other kane’s outfit at
http://tbrm.tripod.com/kane_outfits/kaneoutfits.htm