(http://i10.ebayimg.com/05/i/001/38/ed/f6f7_1.JPG)
1) Contra ( Japanese Version)
2) Super Contra ( Level select option and different defult wepons)
3) Legendary Wings ( Net released officialy for famicom, Ported from nes, not easy to find on a famicom cart)
4) 6 in 1:
-Pokemon( Milk & Nuts hack)
-Super Mario Bros ( Full title screen)
-Soccer
-Road Fighter
-Duck Hunt
-Galaxian
If someone is interested, send PM with offer !