Reigning Korean league champions Ulsan Hyundai will open group stage play of the Club World Cup on Tuesday against South African Premiership champions Mamelodi Sundowns.

The summer of soccer will take a new look this year with the FIFA Club World Cup, which comes to the U.S. for the first edition of the expanded competition that will see 32 teams from around the world compete for a share of the $1 billion prize purse.

River Plate and Urawa Red Diamonds take on each other in a FIFA Club World Cup group stage match on Tuesday at the Lumen Field in Seattle.

Borussia Dortmund will kick off its Club World Cup campaign on Tuesday afternoon against Brazil's Fluminense FC. The Club World Cup is using an expanded format for the first time in 2025, with 32 teams from across the world split into eight groups of four teams each.

Fluminense and Borussia Dortmund will open up Day 4 of the Club World Cup. The two clubs from two different continents are looking to start their Club World Cup with a hot start. Fluminense from Brazil is currently in sixth place in the Brazilian Serie A. The last game was a 2-0 win over another Brazilian team, Internacional.