They play in the Golden Horseshoe Conference of the Greater Ontario Junior Hockey League.
The Stoney Creek Warriors were formed in 1974 as a member of the Niagara & District Junior C Hockey League.
The Warriors moved up to the Golden Horseshoe Junior B Hockey League in 1994 under the name Spirit.
On September 7, 2013, hockey officially returned to Ancaster, as the Avalanche hosted the Buffalo Regals in their season opener and defeated them 10–3.
In April 2018, the team announced they were moving to Hamilton, taking over the Kilty B's moniker, purchased from the ownership of the Markham Royals who were previously located in Hamilton as the Red Wings and Kilty B's.