Yankees second baseman Jazz Chisholm Jr. is about to find out how his “70 percent” mentality plays in the Home Run Derby.

"I'm just going out there to have fun. I'm [not] trying to think that hard about it,'' said Jazz Chisholm Jr., who will have his stepfather pitch to him.

Jazz Chisholm Jr. isn’t going into the Home Run Derby with any grand expectations or bold predictions. While the Yankees second baseman says he’s “really excited” to be competing in MLB’s annual power exhibition,