CLUE XIThe short versionA daily challenge works when everyone faces the same fair question and returns to compare how quickly they solved it.
Recognition matters more than obscurity
The daily answer should be someone a broad football audience can reasonably know. The challenge is speed and deduction, not whether the user happened to follow an obscure reserve. Clue XI therefore applies a high recognition threshold and a substantial Big Five appearance rule to Daily XI selection.
Recognisable does not have to mean obvious. A famous player can have a surprisingly complex career, and familiar clubs can still require careful ordering. Fair answers leave room for excellent, average and Last Chance scores.
Streaks reward return, not grinding
One attempt per day creates a simple habit. There is no advantage in playing for hours, and missing a day has a clear meaning. The streak records consistent participation while the score records how well the player solved that day's route.
The archive then turns the streak into a history. Previous answers, career timelines and community statistics let players revisit what they knew, what they missed and which eras caused the most trouble.
Spoiler-free sharing is part of the design
A good share card communicates performance without naming the active answer. Clue count, score, time and a simple pattern create curiosity while protecting everyone who has not played yet.
Once the date has passed, the answer can become useful content rather than a secret. Publishing the timeline and an explanation of the clues gives the challenge a life beyond its original twenty-four hours.
About this guide
Published by Clue XI, a Tazz Studio Limited product. Our explanations and practice exercises are separate from the imported player catalogue. Where a worked example uses historical records, its source is linked beside it. Sources can use different statistical definitions; if you spot a factual problem, send us a correction or email support@cluexi.co.uk.