The Hammer Challenge Series (HCS) returns to Riverdale, NJ, with HCS 33 after the successful Iron Man...
Brazilian Jiu Jitsu Events
HCS 32 launched the Hammer Challenge Series with a successful first event in Hazlet, NJ, featuring ten...
The Hammer Challenge Series in Wappengers, NY, revives its popular team duel Championship with unique tournament structures....
The Hammer Challenge Series in Hazlet, NJ, concluded February with an exciting Fight Night 2, featuring competitive...
The Hammer Challenge Series is set to return for its second fight night on February 27th in...
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