Swinton have signed promising pack star Jack Morrison from Warrington Wolves.
The young prop forward has earned impressive reviews playing for Warrington Under-20s.
He will make his debut on Saturday when the Lions take on North Wales Crusaders in the Ian Watson testimonial game at Leigh Sports Village (1pm).
Swinton coach Steve McCormack said: "Jack is a quality player who is very highly regarded by Warrington.
"He has a promising future ahead of him and we are delighted to have signed him."
Morrison joins the Lions on a dual registration with Warrington.