I use a metronome for speed passages, jazz III picks to help fly through the strings, do finger exercises on the neck. Search through YouTube to find different exercises. Don't feel discouraged when parts get difficult.......MORE »
Exactly what ESPEXP said they are completely discontinued. That shape is long gone. But some regular MX's float around on eBay. They go fast tho. Those old MX's are very sought after.
Cheers! ......MORE »