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Hammer City Roller Derby is a competitive skater operated, not-for-profit WFTDA flat track roller derby league in Hamilton, Ontario, Canada. Follow Us.
WFTDA Roller Derby HD - 2016 D1 Championships: Rose City vs. Gotham Girls Roller Derby
The Basics of Flat-Track Roller Derby – GREEN MOUNTAIN ROLLER DERBY
Weekend Recap: Hammer City Hosts Tri City
Real hits, strategy and athletes: It's time to watch modern roller derby live, Entertainment
Hammer City Roller Derby
Loren Mutch: Roller Derby champion – interview
WFTDA Leagues - WFTDA
Hammer CIty Roller Derby - Hometown Hub
Women's Flat Track Derby Association Rolls Into REMI