Baker McKenzie and Bryan Cave Leighton Paisner are among the latest law firms to score roles advising on the decision by a dozen major U.K. and European football teams to form a new league.

Heavyweight clubs AC Milan, Arsenal FC, Atlético de Madrid, Chelsea FC, FC Barcelona, FC Internazionale Milano, Juventus FC, Liverpool FC, Manchester City, Manchester United, Real Madrid CF and Tottenham Hotspur announced on Sunday that they would be forming a new midweek competition, dubbed the European Super League, in a major upset to the game.