"Unleash a shockwave that cancels even the most powerful of Ki Blasts!"
The user fires a powerful Kiai from their left hand that generates a shockwave capable of canceling even powerful Ki Blast. The main use of the technique in-game is mostly to connect attacks with longer start-up time due to the fact, that it keeps opponents flying away for a very long time.
Appearances in games
Gravity Impact was named and first appeared in Dragon Ball: Xenoverse as one of Perfect Cell's Super Skills. Future Perfect Cell can also possesses this skill when he is fought during the game's Android Saga (which takes place in Future Trunks' timeline). The Future Warrior can also learn the technique from Cell during Cell's training as the Warrior's Master.
"This technique can heavily deplete the opponent's Stamina. If it connects, it sends the opponent flying, creating an excellent opening for follow-up attacks."
— Dragon Ball Xenoverse 2 Tutorial description
This technique returns in Dragon Ball Xenoverse 2 as one of Perfect Cell's Super Skills which can be learned by the Future Warrior (Xenoverse 2) by completing School Quest: "Lesson 1" of Cell's Training.