Worn Greatsword

About 1g 55s on Beta · Alliance (12 hours ago) and 69s 0c on Beta · Horde (1 day ago), from player scans. A vendor pays 20c, so the auction house pays 736× more.

Yes. It is new in Forever — Classic Era never had it.

Sell it on the auction house. After the 5% cut a stack of 1 brings about 1g 47s there, against 20c at a vendor.