The Eskimos are the most successful CFL franchise of the modern era (1949--present), having won the league's Grey Cup championship thirteen times, including an unmatched five consecutive wins between 1978 and 1982, and most recently in 2005.
The Eskimos are the most successful CFL franchise of the modern era (1954) having won the league's Grey Cup championship thirteen times, second overall only to the Toronto Argonauts who have won sixteen. This includes a three-peat between 1954 and 1956 and an unmatched five consecutive wins between 1978 and 1982, and most recently in 2005.