When Atletico Madrid host Manchester United at the Riyadh Air Metropolitano in Madrid on Tuesday, the fixture offers an opportunity to assess the next generation of talent at both clubs.

Both Diego Simeone and Michael Carrick's coaching staff have given young players opportunities to contribute within their tactical systems.

Rather than relying solely on veteran experience, both clubs are betting on youthful press-resistance, elite transition speed, and high tactical flexibility. 

Striver.Football profiles six of these players and why you should keep a close eye on them:

Atletico Madrid Young Players to Watch

1. Marc Pubill (Right-Back)

Age: 23 years old
Tactical Profile: A physically strong defender who can operate as a full-back or in a wider centre-back role. Pubill combines defensive positioning with the ability to support attacks from the flank.

He is exceptional at using his body to shield attackers off the ball and is highly reliable in aerial duels during back-post defensive rotations.

Verified 2026/27 Stats: 6 La Liga appearances, 1 goal, 1 clean sheet, 88% passing accuracy, 14 aerial duels won.

Why Watch Him: Pay close attention to his spatial awareness during transition phases. Unlike traditional full-backs who blindly sprint forward, Pubill carefully times his overlapping runs to exploit spaces vacated by inverted wingers. 

When Atletico transitions into a mid-block, his ability to narrow into a back-three structure provides immense tactical flexibility, showing young defenders how to balance offensive ambition with defensive discipline.

2. Obed Vargas (Central Midfielder)

Age: 21 years old
Tactical Profile: A premier deep-lying transition orchestrator. Vargas excels as a defensive screen, using superb lateral mobility and aggressive, clean tackling to break up play. 

Once possession is regained, he acts as the team's engineering hub, pivoting smoothly to progress the ball through tight central lines via crisp, short distributions or sharp diagonal long balls.

Verified 2026/27 Stats: 4 international appearances for Mexico (Autumn 2026), 5 senior club appearances, 89% press-resistance rating under pressure, 18 successful tackles.

Why Watch Him: Watch his scanning habits. Before the ball even arrives, Vargas constantly checks over both shoulders. This allows him to receive the ball on his back foot, escape oncoming high-pressers with a single touch, and immediately advance play. 

He is a textbook example for young midfielders on how to survive and thrive in a congested, high-intensity midfield engine room.

3. Giuliano Simeone (Forward/Winger)

Age: 23 years old
Tactical Profile: The modern defensive-forward. Operating primarily on the flank or in a split-forward role, Simeone couples a clinical eye for goal with a relentless, aggressive counter-pressing work rate.

He uses his speed not just to run behind defensive lines, but to hunt down opposing midfielders from their blind sides.

Verified 2026/27 Stats: 8 La Liga matches, 2 goals, 2 assists, 16 successful tackles, 24 ball recoveries in the final third.

Why Watch Him: Watch his off-the-ball intensity. For a forward, his defensive contribution is staggering. Young attackers should study how he uses curved running arcs to shadow-block passing lanes while pressing a centre-back.

He proves that modern forwards must be the first line of defense, turning defensive work rate directly into offensive goal-scoring opportunities.

Manchester United Young Players to Watch

4. Leny Yoro (Centre-Back/Right Back)

Age: 20 years old
Tactical Profile: An elegant, ball-playing centre-back. Yoro can be assessed through his positioning, recovery pace and composure when defending one-on-one situations.

In possession, he acts as the first playmaker, capable of breaking the opponent's first line of press with laser-accurate ground passes or stepping forward into midfield spaces.

Verified 2026/27 Stats: 3 Premier League matches, 95% passing accuracy in the Champions League, 12 clearances, 0 fouls committed.

Why Watch Him: Study his positioning and patience. Yoro rarely finds himself out of position because he reads the attacker's body shape and slows down their momentum rather than lunging in early.

Young defenders should watch how he delays attackers in 1v1 situations to allow his midfield tracking help to arrive, demonstrating that elite defending is an art of patience and geometry.

5. Kobbie Mainoo (Central Midfielder)

Age: 21 years old
Tactical Profile: A press-resistant, progressive central box-to-box midfielder. Mainoo operates with a remarkably low center of gravity and elite balance, making it nearly impossible to dispossess him in tight spaces.

He specialises in driving through the half-spaces and executing intricate give-and-go passing combinations to unlock stubborn low-blocks.

Verified 2026/27 Stats: 6 Premier League matches, 1 assist, 7 chances created, 92% pass completion rate.

Why Watch Him: Watch his body feints and weight of pass. Mainoo manipulates opponents simply by dropping his shoulder or shaping his body to pass one way before subtly slicing the ball the other.

Aspiring midfielders should study how he slows down the game when the chaos around him peaks, dictating the tempo of the entire match through pure composure.

6. Shea Lacey (Winger)

Age: 19 years old
Tactical Profile: An inverted, highly creative trickster on the flank. Lacey is a classic "inside winger" who hugs the touchline to pull defenders out of position before using his elite acceleration and technical dribbling to cut inside onto his dangerous left foot. He possesses exceptional crossing vision and a lethal whipping shot from distance.

Verified 2026/27 Stats: 3 senior appearances across all competitions, 1 goal (EFL Cup), 5 successful take-ons.

Why Watch Him: Watch his changing of pace and isolation tactics. Lacey manipulates his defender's weight by slowing to a near-standstill before exploding into space. 

Young wingers should observe how he balances his directness; he doesn't just dribble for the sake of it, but constantly scans for an overlapping full-back or an open forward, making him an incredibly unpredictable threat.

What Young Players Can Learn From Atletico Madrid vs Manchester United

Master the Art of Blind-Side Scanning (The Midfielders): Watch Kobbie Mainoo and Obed Vargas. Note how often they turn their heads before receiving the ball.

Young players can learn that elite press-resistance is about knowing exactly where your space, your teammates, and your defenders are before the ball ever touches your feet.

Defending Begins with Body Structure and Patience (The Defenders): Study Marc Pubill. Notice how he rarely slide tackles or commits prematurely. He uses proper body angling to force attackers wide and dictate where the play goes.

Young defenders should learn that positioning, patience, and using your physical frame correctly are far more effective than making risky, desperation challenges.

Off-the-Ball Work is a Non-Negotiable Weapon (The Forwards): Watch Giuliano Simeone and Shea Lacey. Look at their work rates the moment their team loses the ball.

For young attackers, the lesson is clear: contributing without the ball is an important part of the modern game. Tracking back, curving a pressing run and helping the team recover possession can be as important as attacking skill.