How did Mourinho set his team to combat his former club’s short passing build-up patterns? This UEFA Champions League tactical breakdown, condenses the finer details of the veteran coach’s system and behavioural instructions to his players — and explains how Inter Milan, despite 64% possession, weren’t able to capitalise in the final third.

Champions League Tactical Breakdown: Madrid’s First-Half Choking of Inter’s Build-Up

Let’s start by focusing on Madrid without the ball first. Mourninho directed his players to drop into a passive narrow 4-2-3-1 mid-block whenever an Inter midfielder received the ball, facing forward in their own half.

However, when the ball entered their own half, the block would shift as a unit onto the ball-side lane, the block shifted as a unit into the ball-side zone, showing tight horizontal compactness and using cover shadows to block the passing options ahead of and beside the ball carrier — effectively channelling play down the touchline. This ball-side zonal defending set up the opening goal directly.

Curtis Jones receives the ball between Vinicius and Trent Alexander-Arnold. Pressured by Trent from behind, he swivels to look for an option to play forward. Madrid have five players showing tight compactness around the ball, leaving Jones with no clean progressive pass.

Jones plays a soft, indirect sideways pass to Bisseck. Brahim Díaz reads it instantly, forcing Bisseck to step out and control the ball — and in doing so, exposes the channel in behind him. Mbappé runs into the space, Díaz slides the ball through, and although he slips as he finishes, it’s 1-0 to Madrid.

The second goal followed the same pattern. Alessandro Bastoni is hugging the touchline facing forward, closed down by Díaz, while five front pressers lock down every local passing option. Bastoni plays back to Benjamin Pavard, and the ball-side options ahead of him stay covered under Mbappé’s cover shadow as the front presser.

Pavard opts for a short sideways ball to goalkeeper Josep Martínez — but doesn’t account for Valverde, who reads the back-pass as a pressing trigger and closes centrally at speed. As Martínez tries to escape the pressure with a backheel, Valverde intercepts and finishes into an empty net.

Individually costly as those errors were, both sequences showcase exactly what Mourinho wanted from his players in the first half — and they delivered it. The difficulty would come as the game wore on.

Champions League Tactical Breakdown: How Inter Responded to the Press

The pressure could only be inflicted for so long, though. Inter looked to progress down the flanks while simultaneously overloading the central areas, using their three central midfielders — with one holding — plus one of the strikers, usually Lautaro Martínez, dropping to create a 4v2 numerical superiority over Madrid’s double pivot. Bellingham would occasionally drop to help as Inter progressed, but even then the overload remained a 4v3.

Madrid’s rest defence — at least three defenders plus one of Trent or Valverde from the double pivot — wasn’t a real hindrance to this progression, since Inter also used the flanks to stretch the picture horizontally. With Andy Diouf and Carlos Augusto occupying the wide areas while the central overload played out, an arriving midfielder could find separation from Madrid’s dropping defensive line.

Where Madrid did look comfortable was defending crosses from wide and deep areas — their aerial height made clearances comfortable regardless of volume. It was Inter’s rotations in the wide areas that Madrid genuinely couldn’t handle: between the wing-back, the nearest central midfielder, and either Martínez or Thuram at any given moment, Inter consistently confused Madrid’s rigid zonal defending and always kept a spare man free, facing forward, to drive to the byline and deliver a cross.

It was effective by volume alone — Inter produced 11 crosses in the first half and 18 in the second, 29 in total, though only around 34% of them actually found an Inter player inside the box. The wider picture told the same story: 244 passes into Madrid’s final third across the match compared to Madrid’s own 68 was one of the main reasons the majority of the Santiago Bernabéu spent long spells whistling and jeering their own team.

On the fast breaks Madrid were intermittently able to spring when they did clear their lines, Mbappé and Bellingham both had golden chances to put the game to bed — but neither could convert.

Champions League Tactical Breakdown: The Breakthrough: How Inter Finally Scored

Inter finally made the breakthrough after their own goalkeeper had produced a string of reaction saves to keep out Madrid counter-attacks that really should have finished the game. Martínez dropped off the front line into the right channel and received the ball under no pressure from behind and no cover shadow from Madrid’s front line, with the low block sitting static rather than shifting across to the ball. Driving to the by-line, he cut the ball back to Augusto, isolated in the centre of the box, with Dumfries the only Madrid defender actually concerned with tracking the runner.

Overall, this was an engaging contest with plenty of chances for both sides — but had Inter’s individual mistakes not gifted Madrid two goals, it’s worth asking what might have been in store once the final whistle blew. It’s a different defensive system to last year’s, but Mourinho’s players will have to put the work in defensively across every phase of the game if they’re to lift the trophy again.