Oooh, I thought I was onto something with Eddie vs. Rey, since they had PPV matches in both WCW and WWE, but they only had 2 in WCW. Thought it was more. Their total hit 6.
Then I tried Jericho vs. Rey, but they too only had 2 PPV matches in WCW, bringing their total to 5.
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Thank you, Eddie Guerrero.
http://www.wwe.com/f/styles/photo_large/public/photo/image/2012/04/33_Moscow_04112012jg_02128.jpg