# Great Deals, prices lowered! **URL:** \ **Category:** Buy / Sell / Trade\ **Created:** [June 9, 2020, 5:13am UTC](https://forums.yoyoexpert.com/t/great-deals-prices-lowered/322141 "2020-06-09T05:13:46Z")\ **Posts on this page:** 1\ **Showing post:** 12
**Author:** ![persson](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/persson/32/208357_2.png) [@persson](https://forums.yoyoexpert.com/u/persson)\ **Post date:** [June 9, 2020, 7:15pm UTC](https://forums.yoyoexpert.com/t/great-deals-prices-lowered/322141/12 "2020-06-09T19:15:25Z")
that’s right, personally I was never attracted to Hyperion … but the concept of undercut was introduced, much earlier, by Ettore Ferro (B!ST) and according to him that was the way for the future of yoyo; there are many prototypes that he made with this shape often taken to the extreme … B!ST Futuro ![6ac443d137b069d1ba8c6b2685c9de640011](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/b/0/5/b05f8331c44c26c7c4a443aaa7324825c256e950.jpeg) ![futuro2](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/2/f/6/2f604860fe9a92934759cce8a3c6ba2a1c5b6d0b.jpeg) B!ST Mega-Watt [![]( " - YouTube") ](https://www.youtube.com/watch?v=uv9unQb9BAg) As you can read at the end of the video … “Weight re-balance whit negative-shape (undercut) concept by Mr. Bist” B!ST Stradivari ![stradivari](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/9/3/1/93190723bed84342531c117f9a516ded44d55705.jpeg) and consequently B!ST T.O.G. > [@Stradivari 2009 - Touch of God](https://forums.yoyoexpert.com/t/stradivari-2009-touch-of-god/295405): > > Hi guys, I was a yoyo modder and seller, now I’m just an old weack man. This is my last video. Hope you enjoy it: [[Best Engineering Yoyo - BIST Stradivari 2019 - TOG] ](https://www.youtube.com/watch?v=rKOGZ0qZRbw) Regards Ettore I recognize these objects as undisputed works of art as well as pieces of supreme craftsmanship and excellent genius … but the undercut itself, I don’t like it. --- _[View the full topic](https://forums.yoyoexpert.com/t/great-deals-prices-lowered/322141)._