Secret Base

Secret Base is SB Nation's video brand, known for some of the most creative sports storytelling on YouTube. Its documentaries and video essays, made by creators such as Jon Bois and Alex Rubenstein, explore sports history, team decisions, strange moments and the people who shaped them.

One of its best-known works is the history of the Seattle Mariners, available in supercut form. It follows the franchise across decades and shows how long-term management decisions, ownership choices and missed opportunities shaped a team's identity. The channel has also produced a documentary series on reform in sport.

Secret Base stands out because of its style. It uses inventive visuals, humour, careful research and patient storytelling to make even complex or obscure stories compelling.

Secret Base belongs on The Shelf for two reasons. First, many of its stories are really about management. They show how decisions by owners, executives and leagues can affect a franchise for years, and why team history matters so much to fans.

Second, the channel is a masterclass in content creation. It proves that original, ambitious storytelling can build a loyal audience in a crowded media landscape. Teams, leagues and media companies all want content that people choose to watch from start to finish, and Secret Base shows what that can look like.

For SPMA readers interested in media, content, communications or team history, the channel offers lessons in research, pacing, voice and audience trust.

Watch Secret Base if you want to see how great sports storytelling works. Start with the Seattle Mariners history supercut. It is long, but it is an excellent example of how decades of decisions can shape a franchise.

Then watch the first part of the documentary series on reform in sport. It shows how the channel approaches larger institutional questions.

As you watch, think like a content producer. How is the story structured? How does it keep your attention? What research supports it? Those questions will help you apply its lessons to your own work.

If you are interested in team management, focus on the parts of each story that involve owners, executives and long-term decisions. Secret Base often shows how choices made years earlier continue to shape a franchise long after the people involved have left.