Innova Champion Thunderbird - Calvin HeimBORG 3.0 Mint Discs These may have been bought

These may have been bought second hand

The Halo Star plastic is a touch stiffer than the standard Star plastic but it has a similar flight to the stock run

throw it back in your bag

The Impulse’s understable profile will allow high power throwers to achieve controllable hyzerflips that will carry far and accurately

Innova Champion Thunderbird - Calvin HeimBORG 3.0 Mint Discs These may have been boughtCalvin Heimburg just won his first major at The European Disc Golf Festival. Celebrate his victory with this awesome HeimBORG 3. 0 stamp designed by Les White. The Innova Thunderbird is said to be predictable in the wind, but not so overstable that it's hard to keep straight. If youre looking for a consistent driving disc just faster than the TeeBird3, the Thunderbird is the next one to try out. This likely wont be the fastest or furthest flying