High Quality Content by WIKIPEDIA articles! The Subway Super Series is an annual six game exhibition ice hockey tournament held between a select team of Russian junior players and all-star teams representing the three leagues of the Canadian Hockey League. The current corporate sponsor is Subway. The event was first held in 2003 as the Re/Max Canada-Russia Challenge. From 2004 until 2008 it was known as the ADT Canada-Russia Challenge. The CHL holds a commanding lead in the overall series.