The culture of Club León's fans is intertwined with the history and tradition of the city of León. Being part of La Fiera is not just a pastime; it’s a way of life that manifests itself in every match, especially in derbies against their eternal rival, Guanajuato.

One of the most emblematic rituals is the famous 'Grito de La Fiera,' where fans come together in a deafening chorus that reverberates throughout the stadium, creating an electrifying atmosphere. This shout, symbolizing the indomitable spirit of the fans, is not only heard during matches but also resonates in the streets of León before the encounter, generating an environment of anticipation and camaraderie.

On derby days, Estadio León transforms into a true cauldron of emotions. The pre-match festivities begin with families and friends gathering around the fan zone, where street vendors offer a variety of products, from jerseys to traditional regional foods. The passion is in the air, and the excitement grows as kickoff approaches.

The tifos, crafted by the fan groups, are another crucial aspect of derby culture. These stunning works of art made of cardboard and fabric are raised by fans at the start of the match, creating an impressive visual that makes clear the unwavering support for La Fiera. The choreographies and chants that accompany these displays are rehearsed for months, showcasing the fans' commitment to making each derby an unforgettable experience.

In the 90th minute, when the team is fighting to maintain a lead or equalize, the fans become the 12th player. Estadio León vibrates in unison, and everyone present becomes a single entity, cheering their team on with fervor that can change the course of the match. This is the true power of the fans: they not only cheer but also influence the game, turning each encounter into an epic event.

The connection between the fans and the team is palpable, reflected in every corner of the stadium. The tradition of wearing scarves, flags, and sometimes even themed attire is a way to express loyalty and pride. The green and white colors of La Fiera are ubiquitous, creating a sea of color that floods Estadio León, especially on derby days.

As part of their ritual, many fans arrive hours before kickoff to participate in pre-game activities, such as sharing stories and anecdotes about past matches. This sense of community is what sets La Fiera apart, making every encounter more than just a football match: it’s a celebration of León’s identity.

Thus, the derbies against Guanajuato are not just a battle on the field but a vibrant manifestation of the rich culture of Club León's fans. With each match, the love for La Fiera and the passion that unites the entire city is reaffirmed, making each derby an invaluable tradition passed down from generation to generation.