Agonizing Thorn Technique (Simply Put a Kanchō)

After punching and kicking the opponent a few times, Tobi performs the Skewering Headbutt, burrowing himself underground, and comes up from below his opponent, performing a kanchō on them.

Trivia

 * A kanchō is a Japanese prank common among children. It's also present in One Thousand Years of Death.