Here's a video of Olivier Lebreton repeating Arnaud Ceintre's La cicatrice de l'Ohm, 8B+ trav, at Mare aux Corneilles, Fontainebleau. It's called a traverse, and ok, it goes from right to left, but it doesn't look very "traversy" to me... He also does Comme un Animal, 7C.

Escalade en forêt de Fontainebleau : "La cicatrice de l'Ohm", "Comme un Animal" from Grimpeabloc on Vimeo.

Source: Kairn