Calum Macfarlane Tactical Analysis: How Chelsea Plays Under the Interim Manager

So, you’ve been watching Chelsea under Calum Macfarlane since April 2026, and something feels… different. The shape looks unfamiliar, the press isn’t clicking like it did under the previous manager, and you’re not sure if the system is actually working or if it’s just chaos dressed up as tactics. You’re not alone. Let’s break down what’s actually happening on the pitch, what’s going wrong, and what you can do about it as a fan trying to make sense of the season.

Why Does the Formation Look So Unstable?

You’re watching a Chelsea side that’s been through multiple managers this season. That kind of turnover doesn’t just rattle the dressing room; it rattles the tactical identity. Under Macfarlane, the team has shifted from a controlled possession game to a more transitional, high-risk approach. The problem? The squad was built for a different system, not for this.

What you’re seeing: A 4-2-3-1 that often morphs into a 4-4-2 out of possession, but with players like Cole Palmer and Joao Pedro drifting into the same spaces. The double pivot of Enzo Fernandez and Moises Caicedo sometimes looks disconnected—Enzo pushes forward, Caicedo holds, and suddenly there’s a gaping hole in midfield.

What to look for: Watch how the full-backs behave. Reece James is being asked to invert into midfield, but he’s not a natural playmaker in tight spaces. Cucurella is pushing high on the left, leaving Colwill exposed. If you see the opposition winger running at Colwill one-on-one, that’s the system breaking down.

Step-by-step fix for your understanding:

1. Pause the match when Chelsea loses the ball in the opponent’s half.
2. Count how many players are behind the ball. If it’s fewer than five, the press is too aggressive and the structure is fragile.
3. Note where Enzo Fernandez is. If he’s level with Palmer, the midfield is stretched.
4. Check if the wide attackers (Garnacho, Pedro Neto) are tracking back. If they’re not, the full-backs are isolated.

Why Isn’t the Press Working?

Macfarlane wants a high press, but the execution is inconsistent. The issue isn’t effort—it’s coordination. Under the previous manager, the press was compact and triggered by a specific pass. Under Macfarlane, it’s more chaotic: players press individually rather than as a unit.

Real problem: Liam Delap leads the press from the front, but he’s still learning the triggers. When he goes, Palmer and Garnacho don’t always follow. That leaves a gap in the midfield, and teams like Man City exploit it ruthlessly.

When it’s a tactical issue: If you see three Chelsea players pressing one opponent while the rest of the team watches, that’s a structural problem. It’s not a player being lazy; it’s the system not being drilled enough.

When it’s a personnel issue: If the press fails because Caicedo is caught in no-man’s land, it’s because the midfield isn’t synchronized. This happens when one player is asked to do two jobs—cover space and press simultaneously.

What to do as a fan: Track the press in 10-minute segments. If Chelsea wins the ball back within three seconds of losing it more than three times in that window, the press is working. If not, Macfarlane needs to simplify the triggers.

Why Are the Full-Backs So Exposed?

This is the most common complaint I hear. Reece James and Marc Cucurella are being asked to play as wing-backs in a back four. That’s a recipe for disaster if the wide attackers don’t track back.

The observation: In recent matches, Chelsea have conceded a significant number of goals from wide areas. The full-backs are caught upfield, and the center-backs (Colwill, Chalobah) are left in 2v3 situations.

Step-by-step troubleshooting:

1. Before the match, check the lineup. If both full-backs are attacking-minded, expect defensive gaps.
2. During the match, watch the first 10 minutes. If the opposition’s winger is getting crosses in unchallenged, the system is broken.
3. Pause when Chelsea loses possession. Are the full-backs already in the opponent’s half? If yes, the team is overcommitting.
4. Look at the midfield. If Caicedo is dropping between the center-backs to cover, the full-backs are too advanced.

When you need a specialist: If this pattern continues for more than three matches without adjustment, it’s a coaching failure. Macfarlane needs to either drop one full-back deeper or switch to a back three. If he doesn’t, the defense will keep leaking goals.

Why Is Cole Palmer Disappearing in Games?

Palmer has contributed goals and assists this season, but he’s been invisible in some matches. The problem isn’t form—it’s positioning. Under Macfarlane, Palmer is asked to play as a No. 10, but he’s drifting wide to find space, leaving Joao Pedro isolated upfront.

Real scenario: In a key match against Man City, Palmer had limited touches in the first half—only a few in the box. He was dropping deep to get the ball, but no one was making runs ahead of him.

What to look for: If Palmer is getting the ball in his own half, the system is failing. He needs to receive the ball in the final third, not in midfield.

Step-by-step fix:

1. Watch the first 15 minutes. If Palmer has more touches in midfield than in the box, the team isn’t getting him the ball in dangerous areas.
2. Check if Enzo Fernandez is pushing into the box. If Enzo is staying deep, Palmer has no one to combine with.
3. Look at the full-backs. If they’re overlapping, Palmer should be cutting inside. If they’re inverting, Palmer should stay wide.

When Should You Call for a Specialist?

You’re a fan, not a coach. But there are moments when the tactical issues are so deep that even the most patient supporter knows something is wrong.

Signs that require professional intervention (i.e., a new manager or tactical reset):

• The team has conceded many goals from the same pattern (e.g., crosses from the right) over several matches.
• Players are visibly arguing about positioning during the match.
• The press is broken for 90 minutes, not just in patches.
• The team is losing to lower-table sides because the system is too complex for the squad.

When it’s just a bad day: Every team has off days. If the system works for 60 minutes but breaks down in the final 30, it’s a fitness or concentration issue—not a tactical one.

The Verdict: Is Macfarlane’s System Working?

Honestly? It’s a mixed bag. The attack looks more direct and dangerous—Delap, Palmer, and Garnacho are getting chances. But the defense is a mess. The full-backs are exposed, the midfield is disconnected, and the press is inconsistent.

What to watch for in the next match:

• Does Macfarlane drop one full-back deeper?
• Does he switch to a back three?
• Does he give Caicedo more defensive responsibility?

If he doesn’t adjust, the loss to Man City might be a preview of what’s to come. But if he does, this squad—with its young core and high market value—could still salvage the season.

For more context on the squad’s makeup, check out the full squad profiles for the 2025-26 season. And if you want to understand how the club’s transfer strategy shaped this team, read about the Kendry Paez signing story. Finally, don’t forget the Conference League trophy win—it’s a reminder that this squad can win when the system clicks.

Stay patient, Blues. The system might be broken, but the pieces are there.