Premier League chiefs are reportedly planning to bring in a rule this summer which will allow them to expel any clubs who join a Super League in the future.
The 'Big Six' clubs - Manchester United, Liverpool, Chelsea, Manchester City, Arsenal and Tottenham - withdrew from the breakaway European competition on Tuesday after a severe backlash from supporters.
According to The Sun, Premier League chief executive Richard Masters is now planning on enacting the new rule which will effectively make it illegal for clubs to sign up again.
A source told the publication: 'This will kill off the threat….