Darby is entering his fourth season as a member of the Kitchener Rangers. His first OHL point was a goal that came in his second OHL game versus the Saginaw Spirit on October 6, 2012. He scored his first career OHL hat trick against the Barrie Colts on November 30, 2013. He was invited to the Detroit Red Wings development camp last summer.
|2015-16 Regular Season||Kitchener Rangers||50||14||10||24||3||39|
|2014-15 Regular Season||Kitchener Rangers||68||18||23||41||5||26|
|2013-14 Regular Season||Kitchener Rangers||66||25||11||36||-13||43|
|2012-13 Regular Season||Kitchener Rangers||40||7||6||13||1||15|
|2015 Playoffs||Kitchener Rangers||6||3||1||4||-2||4|
|2013 Playoffs||Kitchener Rangers||1||0||0||0||0||0|