Set-piece xG and dead-ball value explained
What set-piece xG measures, why dead-ball situations are a distinct source of chances, how teams come to rely on them, and how to read the numbers.
The idea in one sentence
Set-piece xG measures the expected goals a team generates from dead-ball situations: corners, free-kicks and attacking throw-ins, and sometimes penalties counted separately. By separating these chances from those created in open play, it shows how much of a team's threat comes from restarts. For some sides this is a small extra, but for others set pieces are a major, deliberate part of how they score.
Why dead balls are different
A set piece is a rare moment when the game stops and a team can arrange itself exactly as it wishes before delivering the ball. Unlike the chaos of open play, everything can be rehearsed: the delivery, the runs, the blocks and the target areas. This makes set pieces a repeatable, coachable source of chances, one where preparation and organisation can matter as much as individual quality, and where a well-drilled team can gain a real edge.
Relying on set pieces
Measuring set-piece xG reveals how much a team leans on restarts. A side that struggles to create in open play but is strong from corners and free-kicks may score far more from dead balls than its general play would suggest. That can be a genuine strength, a reliable way to win tight matches, but a heavy reliance on set pieces can also flatter a team whose open-play threat is limited, which the split makes clear.
How to read it sensibly
Set-piece xG is best read as a share of a team's total, showing the balance between restarts and open play. A strong set-piece return is a real asset, but it should be weighed against open-play numbers to judge a team fully. As with all expected metrics, it is most meaningful over many matches, since a single well-taken corner or a spell of good deliveries can distort a small sample either way.
Where you will see it
Set-piece xG appears in team analysis and increasingly in recruitment and coaching, as clubs invest more in restarts as a route to goals. It helps explain how a team scores and where its threat really comes from, and it highlights sides that have turned corners and free-kicks into a genuine weapon. For understanding the full picture of a team's attack, separating dead balls from open play is essential.