Carronade Hou (カロネード
Cobra used this technique twice at the beginning of the match against Inazuma Japan. He successfully scored the first goal for Navy Invader, easily breaking through Endou Mamoru‘s Diamond Hand. Later he tried to score again but this time, Endou managed to stop it using Diamond Hand.
The user first jumps on the ball and spirals upward, lifting a huge black cannon from the ground. The ball is loaded inside the cannon. The user, still in midair, kicks and swipes his/her foot on the back, lighting the fuse with a burst of flame. The ball is then swiftly ejected from the cannonhead, with flames around it, and heads toward the goal.