Thanks GM Patton.

1/ For newcomers: check below video for how to redeem above coupon code.

2/ For others who want to try out another way to play Sperry like a real pilot: check this video too.

https://youtu.be/Fn0Gwz74dXQ

If you only have one sub weapon, please find in my channel another video about Tommy flying, he used only 1 sub to fly.