Cholismo Lab is a fan site dedicated to Atletico Madrid.
From Simeone's tactical philosophy and the club's history to detailed player data, match reports, stadium guides, and quizzes, we aim to present Atletico with clarity, depth, and accuracy.
Whether you're just discovering Atletico or have followed the club for years, we want this site to offer something meaningful at every level of fandom.
Cholismo Lab is run solo by a Japan-based supporter who has followed Atletico Madrid for more than a decade.
This site is built on the knowledge and passion accumulated through years of following Champions League finals, a La Liga title, and the highs and lows of the Simeone era.
The reason this site exists is simple: to share the appeal of Atletico with more people.
Every article on Cholismo Lab is produced under the following principles:
Accuracy is our top priority. Player data, tactical analysis, and historical facts are checked against multiple sources before publication. If you spot an error, please don't hesitate to get in touch.