California Angels -- Agreed with P Joe Magrane to a three-year contract extension with a club option for 1997.
San Diego Padres -- Signed P Ronnie Rantz to a minor-league contract.
Cleveland Browns -- Signed FB Kevin Mack to a contract for the rest of the season.
New York Jets -- Waived DT Mario Johnson.
Phoenix Cardinals -- Waived RB Ivory Lee Brown.
San Diego Chargers -- Waived P Kent Sullivan. Signed LB Terry Crews.
Buffalo Sabres -- Signed C Derek Plante. Released LW Kent Hulst. Assigned D Dave LeMay to Newmarket of the Ontario Hockey League. Assigned D Brian Stacey to London of the OHL. Assigned D Kelly Wayling to Niagara Falls of the OHL. Assigned LW Richard Safarik to Hull of the Quebec Major Junior Hockey League.
Edmonton Oilers -- Signed C Craig MacTavish to a one-year contract.
Los Angeles Kings -- Agreed to terms with C Wayne Gretzky on a three-year contract.
Pittsburgh Penguins -- Signed G Rob Dopson to a one-year contract.
Spirit -- Signed G Cris Vaccaro and D Lance Johnson to one-year contracts.