More than £7,000 has been raised for the Danny Jones fund by rugby league fans in Blackpool.
Danny died playing for Keighley Cougars and more than 1,000 people attended his funeral on Friday.
An online funding page has raised over £150,000 for his family, including five-month old twins.
The Summer Bash is a new addition to the Championship calendar and has been introduced as part of the league restructuring.
Keighley captain James Feather is backing calls for regular heart screening at Championship clubs after the death of Danny Jones.
Welsh international rugby league player Danny Jones has died today after collapsing during a match.