Innova Star AviarX3 Big Jerm Signature - overstable putt & approach disc, disc golf putter built for aggressive backhand, forehand throws, headwind upshots & drives The Innova Star AviarX3 Jeremy Koling Signature is now the stock Star AviarX3 (June 2022).The Innova Star AviarX3 is an overstable putt and approach disc designed to take on the wind.