American defensive lineman Marcus Howard and Canadian safety Cauchy Muamba were among four veterans released Monday by the Edmonton Eskimos.
Also, let go were Canadian offensive lineman Danny Groulx and American defensive lineman Phillip Hunt. Both Hunt and Muamba were scheduled to become free agents Feb. 13 but can now sign with any CFL team.
Edmonton also signed rookie American running back Korliss Marshall.
Howard, 32, spent seven seasons with the Eskimos, helping them win the 2015 Grey Cup. The six-foot-one, 245-pound Howard registered 77 tackles and 36 sacks while with Edmonton but was limited to just one tackle over five games last year.
Muamba, 30, played the last four years with Edmonton and is an eight-year CFL veteran. The five-foot-11, 198-pound former St. Francis Xavier star previously spent time with B.C. (2010-12) and Winnipeg (2013) before joining the Eskimos in 2014.
The six-foot-six, 325-pound Groulx spent three seasons with Edmonton. The 27-year-old native of Gatineau, Que., played collegiately at Laval.
Hunt, 32, played two seasons with Edmonton. He began his CFL career with Winnipeg in 2009 and also spent time in the NFL with Cleveland, Philadelphia, Indianapolis, Detroit and New Orleans before landing with the Eskimos.