Lionel MessiPlayer·Lionel Messi steps onto the World Cup stage for a record sixth time as Argentina open their Group J campaign against Algeria in Kansas City, marking his 200th cap for the national team in a meeting that blends heavyweight expectation with underdog ambition.
The holders begin their title defence with a largely familiar XI from 2022, underscoring continuity on the biggest stage. Facundo MedinaPlayer·Facundo Medina is the lone new outfield starter compared with the side that lifted the trophy four years ago, the MarseilleTeam·Marseille defender slotting in on the left of a back four that also features Gonzalo Montiel, Lisandro Martínez and Cristian RomeroPlayer·Cristian Romero ahead of goalkeeper Martínez.
In midfield, Argentina load the centre of the pitch to dominate the ball from the outset. Alexis Mac AllisterPlayer·Alexis Mac Allister, Rodrigo De Paul, Enzo FernándezPlayer·Enzo Fernández and Thiago AlmadaPlayer·Thiago Almada form a technically secure quartet expected to control possession, recycle attacks and feed the front line. That structure points towards a shape that can shift between a 4-3-3 and a 4-2-3-1, with Almada operating between the lines to link with the forwards.
Up front, the focus inevitably returns to Messi. Wearing the armband, he starts in support of Lautaro Martínez, giving Argentina a dual threat: Lautaro’s penalty-box movement and pressing, paired with Messi’s freedom to drift, dictate tempo and attack spaces between Algeria’s lines. The milestone appearance arrives just after Kylian Mbappé has moved past him in the all-time World Cup scoring charts, adding a fresh layer to an individual rivalry that runs parallel to Argentina’s collective ambitions.
Algeria, meanwhile, arrive with a clear plan and a strong German-based spine. Vladimir Petković turns to a Bundesliga trio to anchor his starting XI: Ibrahim MazaPlayer·Ibrahim Maza of Bayer Leverkusen in midfield, Farès Chaïbi of Eintracht Frankfurt further forward, and Ramy BensebainiPlayer·Ramy Bensebaini of Borussia Dortmund in defence. According to the confirmed line-ups, they are part of an XI that blends European experience with domestic talent as Algeria look to unsettle the champions.
The North Africans set up in what projects as a 4-3-3 designed for intensity and vertical transitions. Zidane starts in goal behind a back four of Belghali, Aïssa MandiPlayer·Mandi, Bensebaini and RayanPlayer·Rayan Aït-Nouri, a unit that will likely sit in a compact block, protect central zones and funnel Argentina wide. In front of them, Hicham BoudaouiPlayer·Hicham Boudaoui, Maza and Nabil BentalebPlayer·Nabil Bentaleb form a hard-working midfield three capable of pressing in bursts and breaking forward when Argentina lose the ball high.
In attack, Moussa, Amine GouiriPlayer·Amine Gouiri and Chaïbi provide mobility across the front line. Their task is to stretch Argentina’s defence, attack space behind the full-backs and turn turnovers into quick counter-attacks. With Mohamed AmouraPlayer·Mohamed Amoura named among the substitutes after a difficult campaign with VfL Wolfsburg, Algeria also keep a change-of-pace option in reserve should the match open up in the second half.
On the Argentina bench, Exequiel PalaciosPlayer·Exequiel Palacios waits for his chance a day after Bayer Leverkusen supporters voted him their Player of the Season. His omission from the starting line-up underlines the competition for places in a midfield already stacked with ball-winners and playmakers, and offers Argentina the possibility to adjust the tempo later in the game.
Beyond the individual stories, the stakes are clear. As the opening fixture in Group J, the match sets the early tone for both sides’ tournament. For Argentina, a controlled, possession-heavy performance would reinforce their status as favourites to progress, and perhaps to go deep again. For Algeria, a disciplined display against the world champions would signal that their Bundesliga-influenced core can translate club form into a credible challenge on the global stage.
Messi’s milestone, Cristiano RonaldoPlayer·Cristiano Ronaldo’s looming appearance record and Mbappé’s scoring mark all swirl around this contest, but the immediate priority for both teams is simple: three points to anchor their World Cup journey. The tactical contrast — Argentina’s patient structure against Algeria’s energetic press and transitions — promises an opening chapter in Group J that carries significance well beyond the ceremonial numbers on Messi’s back.

Lionel Messi and the Argentina squad before their FIFA World Cup 2026 opener against Algeria. Bildbyran/IMAGO
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