|Anime||Kiddy Grade episode 8|
|User(s)||Tweedledee and Tweedledum
|How rare||Rare, only used two times in Kiddy Grade
|Range||Close to mid-rage
It is a powerful gravitational force that takes form in a black orb. This orb grows smaller and smaller until it either disappears or explodes taking everything within it with it. While being created by two S-class abilities it seems to have a power close to G-Class, as the twins were able to restrain Éclair with it for sometime before she was able to break free.
- Windstoß is the only ability in Kiddy Grade that is created by joining two others