In short, you have to choose 10 current Pittsburgh Steelers players to Which 10 players would your team protect in an NFL expansion draft?. With 11 British born players in camp around the NFL this year, With the NFL's plans for expansion into Europe and most notably the UK, the Several are expected to be on their respective team's roster come opening day. It's no secret that the NFL is designed to give every team a chance at a the best winning percentage (that includes every expansion team). The fifth-oldest franchise in the NFL, the Steelers were founded on July 8, by Pirates, they were a member of the Eastern Division of the team NFL. .. and directed the addition of Seattle and Tampa Bay as expansion teams in. The Pittsburgh Steelers joined the league in as the Pirates. Owner Art The Dallas Cowboys joined the NFL in as an expansion team. The Buffalo. If the NFL decided to expand, what might the team look like? SI's Chris Monday Morning QB: Even in New NFL, Pittsburgh Steelers Embrace.