Keighley have signed Matty Nicholson and Liam Welham for the rest of the season.
Nicholson, a prop or loose forward by trade, arrives at Cougar Park following a spell with Dewsbury Rams.
He will wear the number 32 jersey at the Cougars.
Welham, the elder brother of Keighley full-back Matt, is a centre or back-row forward, and arrives at the club from Doncaster.
He will don the number 31 shirt at the League 1 club.