Barcelona coach Hansi Flick lashed out at the Spanish national team on Saturday after Lamine Yamal was ruled out of his team's La Liga clash against Valencia.

Champions Barcelona dropped their first points of the La Liga season with a 1-1 draw at Rayo Vallecano on Sunday.

Barcelona cruised to a 3-0 win at nine-man Mallorca in their opening LaLiga game of the season on Saturday as England forward Marcus Rashford made his debut off the bench.

As per reports, Barcelona duo Lamine Yamal and Robert Lewandowski have been fined, while coach Hansi Flick has been handed a one-match suspension for their conduct during and after the Champions League semifinal second leg against Inter Milan in May.

"Our 10," wrote Barca on social media, accompanied by a video featuring Yamal.

What began as a glittering 18th birthday celebration for Barcelona star Lamine Yamal has spiralled into controversy, with the Spanish government now calling for an official investigation into alleged exploitation at the event which took place in a country house he rented in Olivella, a small town 50 kilometres north-west of Barcelona.

So far, he has remained unfazed by everything thrown at him, and as he turns 18, he shows no signs of slowing down.

Athletic Bilbao announced on Friday that coveted Spain forward Nico Williams had extended his contract to 2035 with an increased release clause, warding off reported interest from La Liga champions Barcelona.

The 27-year-old England forward, currently at a crossroads in his career, spent the latter half of last season on loan at Aston Villa after falling out of favour under Manchester United head coach Ruben Amorim. 

Cristiano Ronaldo was in tears as Portugal picked up their second Nations League title by beating holders Spain 5-3 on penalties following a thrilling 2-2 draw in Sunday's final.

The final [Monday, 1am Bangladesh Time] in Munich has been framed as a showdown between veteran Ronaldo, 40, one of the game's biggest names, and 17-year-old Yamal, the most exciting young talent in world football.

Yamal bagged a brace while Williams scored and provided an assist as the two wingers cut France's makeshift defence to ribbons.

Yamal and Dembele have been crucial for club and country this season and the prestigious golden ball trophy could end up with one of them in September during the ceremony in Paris.

Local media have reported that the exciting Spanish international could become the Barcelona squad's highest-paid player if he meets certain performance-related clauses.

Barcelona's 28th Spanish league title caps a remarkable season defined by teenage sensation Lamine Yamal, who at 17 has emerged as world football's most electrifying talent.

"Yamal is a pure, unique talent, a player who has proven to be different from the rest. He grew up in Barcelona's academy, where the 'Lionel Messi' identity is very present, so these kids copy that format," Trezeguet, a World Cup winner with France in 1998, told reporters.

As Barcelona stood on the edge of another dark era, history will recall that it was the youth who pulled them back -- and how.

Together, they have not only lifted Barça back to domestic supremacy but turned every encounter against Real Madrid into a stage for their individual magic.

Yamal's name now sits comfortably among Clasico folklore — and at just 17, he isn’t just part of Barça’s future. He’s already shaping its present.

Raphinha scored twice as Barcelona overcame a two-goal deficit to secure a crucial 4-3 home victory against rivals Real Madrid in a pulsating Clasico on Sunday, edging them closer to the LaLiga title.