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Today, San Diego FC officially announced the transfer of defender Luca Bombino to English League Championship side, Stoke City FC. The Championship is one tier below the Premier League, which is arguably the top league in the world.
Transfer Details
Bombino signed a four-year contract valued at $5 million (€4.3m) on a permanent transfer while SDFC retains a sell-on clause. That means that if Stoke were to sell Bombino during the next four years, San Diego FC would receive a percentage of that sale.
The Luca Discovery
Bombino, 20, originally joined San Diego FC on loan from LAFC on Feb. 25, 2025, ahead of the club's inaugural MLS season. The deal included an option for SDFC to make his move permanent in exchange for a 2025 International Roster Slot.
In Los Angeles, Bombino was finding it hard to break through into the first team. The environment he was in made it difficult to earn starting minutes and showcase himself to move up. The stiff competition for playing time curtailed Bombino's growth – he knew he needed to move to a club where he can continue growing professionally.

In San Diego, Bombino was given that chance. The scouts saw high potential and allowed him opportunities to express himself on the pitch by guiding him in the Right to Dream system that SDFC prides themselves on.
Bombino went on to be the only player under the age of 22 to make 33 appearances across all competitions for SDFC, earning himself a spot on MLS’ 22 Under 22 list. He made 32 appearances, recording two goals and three assists across all competitions.
After an impressive first season in San Diego, SDFC exercised their option, making Bombino a permanent member of the club and setting the stage for what would become a quick rise from MLS newcomer to European transfer.
No Surprises Here - The SDFC Vision
On a day-to-day basis, it's easy to forget that SDFC is not simply a professional soccer club. SDFC was a vision that became a reality of a wonderful system that provides a pathway for youth soccer. It's also an education community that develops talented student-athletes through fully funded, residential academies.
All that is to say that the club wants to find young talent, develop them by giving them opportunities on a professional level, and help them grow their soccer journeys on a global stage. Luca Bombino is simply the number one example of what is sure to be a pipeline of many young players who earn the right to grow beyond the MLS.
“This transfer represents the kind of long-term, player-focused development that is central to our club’s strategy and vision,” San Diego FC sporting director Tyler Heaps said. “Over the past 18 months, Luca has developed tremendously, and this opportunity reflects the hard work and commitment of everyone involved in his growth. I want to thank our scouting and coaching staff for their continued investment in Luca and for creating the environment that allowed him to reach this point.”
Heaps' sentiments were mutually shared by Stoke's sporting director Jonathan Walters.
“Luca is one of the brightest young talents in the MLS, and, with his significant potential, we believe he will continue to grow here at Stoke City,” said Walters. To move halfway across the world at a young age speaks to his character, desire and ambition to take his career to the highest level.”

The Formula
That kind of a system can be viewed as a noble way to do right by young players, especially in today's competitive world where opportunities are tough to come by. That being said, it is still a business at the end of the day.
Bombino was acquired for $200,000 in 2025. A year and a half later, he was turned around for $5,000,000 – a massive return on investment. Deals like this don't come around often, but when they do, they can be a massive win for both the club's sporting project and its bottom line. It can be used to pay for the free education, housing, training, etc. and all that comes with kids living at the RTD academy as well as investing to bring in top talent from around the world.
Major League Soccer has increasingly become a proving ground for young players with ambitions of reaching the biggest leagues in Europe. The formula is simple – putting it into existence is the hard part. Luca Bombino is an example of what happens when things work out.

Before his move to Stoke City, fellow young talents Vinny García and Benji Flowers had already signed pre-agreements with Chelsea, with both players set to make the move to London once they turn 18.
San Diego FC were paid handsomely for Bombino and while the transfer price may be the record in the club's young history, it is surely to be broken soon. Fellow defender Manu Duah is currently being valued around $10 million and has reportedly drawn a ton of interest from many different clubs overseas. If and when SDFC eventually moves Duah, the transfer would not only set a new club record but could also establish a new MLS record for the highest transfer fee ever paid for a defender.
Bombino leaves San Diego as a 20-year-old with just 18 months of professional experience, but he also leaves as proof that the pathway SDFC has been building can work. The club found him an opportunity, gave him a platform to develop and ultimately helped put him in position to take the next step in his career. Now, Bombino gets his chance to chase the Premier League from Stoke City, while SDFC gets to look toward the next young player waiting for their own opportunity.