It makes sense, really! Batroc is from Marseille, so he has to be an expert in both savate and PETANQUE !
Here's the final on the world championships in Mareseille last year. The sport really starts at 5:00.
In the last issue of Avengers we saw Elders of the universe playing ping pong with cosmic consequences. The incursions sure looks like a cosmic pétanque game!