According to WrestlingDVDNetwork.com, there are plans to include a rare Owen Hart match from 1986 and a rare Taz match from 1993 on the WWE Unreleased: 1986-1995 DVD set. Speculation is that the Owen match is against The Brooklyn Brawler from a July 1986 All Star Wrestling taping in Ontario, while the Taz match is against Scott Taylor at a May 1993 Wrestling Challenge taping in Portland, Maine.
Here is more info on the DVD set:
“WWE unlocks the vault and brings you never-before-seen matches from 1986-1995. Check out these unreleased hidden gems featuring some of the greatest Superstars in WWE history. WWE has gone deep into its vault and uncovered exclusive content that you can only find right here on this set, features Superstars such as Randy Savage, Ultimate Warrior, Andre the Giant, Shawn Michaels, Bret Hart, Mr. Perfect and more, Never-before-seen matches from the years 1986 through 1995!”