Karl Yune Cast as Maseo Yamashiro in Arrow

The site reports that Yune will be introduced into the series as Oliver's handler during the Hong Kong-centered flashbacks of season three. They also write: "Over time, he also will evolve into a teacher and a friend who helps Oliver step ever closer to becoming the superhero he is today."

"Arrow" airs Wednesdays at 8 P.M. ET/PT on The CW with the new season set to premiere on October 8.

(Photo Credit: WENN.com)