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For anyone who lives on an audience

Stop renting your growth.
Own it.

Every month you buy attention, convert a sliver, and start over. You’re paying rent on growth you never actually keep. A fandom is the part you own: the people who stay when something shinier shows up, who bring others without being asked, who make the whole thing compound instead of reset. The engine that builds one works the same whether you’re the product (a creator) or you sell one (a business). We find the part of yours that’s stuck, then hand you the order to fix it.

Find what’s stalling yours — free 3 minutes. 15 questions. No signup.

Based on Fandom Builder’s Emotion Engine framework.

The Mini Diagnostic
See which gear is jammed — and why.Free

Built by working with the systems behind some of the world’s most beloved brands

Blizzard EntertainmentAmazonTwitchKraftonBandai-NamcoRiot GamesBungieActivisionRed BullWizards of the CoastPokemonPrime GamingAmazon LunaPrime VideoAmazon MusicZiff DavisUOLSony PicturesParamountCartoon NetworkHBOTNTRobloxDisney

Why now

If your edge is anything a machine can copy, it isn’t an edge anymore.

If your edge is knowing things, the machines already know more. If it’s being available, they never sleep. If it’s producing content, they do it endlessly and for free. Fast, cheap, informed: they win all of those now. Take away everything a machine can do, and one thing is left standing that they can’t fake: people who actually care whether you exist. Not the content you put out, but the relationship behind it. That’s the ground a fandom grows from, and in a world automating everything else, it’s the last advantage that’s still yours.

Otavio M. Lessa
Otavio M. LessaFounder · The Emotion Engine

Where this came from

The people behind the biggest fandoms don’t have famous names.

They built the systems. For over a decade that was my job, inside Blizzard and Amazon: the marketing and community machines behind World of Warcraft, Overwatch, and the rebrand of Twitch Prime into Prime Gaming. Not by growing an audience of my own, but by building the structure that turned massive audiences into something that stayed.

The pattern held at every scale and every budget. The brands that lasted built attachment on purpose, as a system; the ones that didn’t kept buying campaigns that spiked and faded. The Emotion Engine is that pattern, distilled so you can run it without a billion-dollar franchise behind you.

This page is popping the hood.

What the industry says

The people who worked with me say it better.

Recommendation on LinkedIn

I’ve been privileged to be able to work directly with Otavio over the years to set a standard in social media content, both at Blizzard and in the games industry at large. Otavio’s willingness to test new platforms and take calculated risks, and his ability to understand his team and leverage their strengths, is a unique skill I’ve not seen much anywhere else. Otavio is also an amazing storyteller, with the ability to obtain buy-in from all manner of stakeholders.

J

Jesse P.

Krafton

Recommendation on LinkedIn

The Builder of Worlds — structure and processes; a treasure trove of entertainment knowledge. Otavio has been special in my own career, as our successes were intertwined by the campaigns and platforms we built together, and those he built for me — oftentimes the silent mastermind who goes unaccredited. He is the person who will find the team and partner you need, and if they don’t exist, will actually work with the options he has available to build you one. He is also the person who, after creating those teams, keeps them together behind the scenes, with vast experience in both good and trying times.

A

Antonio H.

Bandai Namco

Recommendation on LinkedIn

Otavio was always a highly trusted colleague — his ability to turn even the vaguest of brand marketing’s crazy ideas into functional, real, and trackable executions is second to none. He is organized, practical, and driven — but add in years of content marketing experience, a massive mental database of pop culture and the entertainment industry, a willingness to push the envelope, and a can-do attitude. You have in Otavio one of the best resources a cutting-edge marketing team could wish for. He is Scotty to the Enterprise, and he ALWAYS has a solution.

J

Jon B.

Riot Games

Recommendation on LinkedIn

Otavio was always at the forefront of innovative ideas, always bringing something unique to our brainstorm sessions and challenging outdated processes that were sometimes only being followed because “that was how it had been done.” Many of his ideas and process revisions were so successful that they ended up being adopted by several other teams across markets. And beyond his expertise and professional savviness, he is also a very pleasant individual to work with. I’ve seen him deal with some really stressful situations with the calmness and poise that is truly commendable. His ability to see things rationally and be driven by data really leveraged our team’s ability to focus on the most impactful initiatives. What a journey it has been working with Otavio.

W

Washington A.

Activision Blizzard King

What this actually is

A fandom isn’t luck. It’s architecture.

The five gears of the Emotion Engine
Gear 1

Brand Storytelling

The story you tell.

Gear 2

Content

The content that carries it.

Gear 3

Community

The community that forms around it.

Gear 4

Word of Mouth

The word of mouth that spreads it.

Gear 5

Brand Integrity

Whether who you are, or what you sell, matches the promise.

Underneath every audience that compounds is a structure almost nobody names: customer relationship architecture. The design of how a stranger becomes a regular, and a regular becomes someone who would defend you. It runs on five systems in a fixed order, and when one is built wrong, everything after it strains no matter how hard you push.

This isn’t growth hacking. There’s no algorithm to game, no viral trick to copy, nothing that quietly stops working the week a platform rewrites its rules. Architecture doesn’t expire. You build the relationship once and it keeps paying back: growth that compounds, loyalty that holds, people who recommend you without being asked. It starts slower than a hack, and it’s still standing long after the hack is dead.

The free diagnostic reads all five and tells you which one is yours. Fix that first, and everything downstream finally starts to compound.

Where this leads

Some customers buy.
Some stay. Some carry you.

Buy once

Stick around

Recommend you

Defend you

Carry you

AudienceCommunityFandom

Most people spend years trying to get customers and almost no time on why some stay and others vanish. Some buy once and disappear. Some stick around a while. Some recommend you to a friend. Some defend you when a stranger talks shit. And some become the reason new people show up without you chasing them.

The ones that compound aren’t the ones with the most customers — they’re the ones with the most of that last group. Retention gets cheaper, referrals climb, pricing power grows, and the whole thing gets sturdier instead of more fragile. It stops being a treadmill and starts being something you own.

That’s the destination. The diagnostic just tells you where on the climb — audience, to community, to fandom — yours is stuck.

Proof

It works for people who aren’t me.

Otavio has clear steps for what needs to be done to help me start my own online business, and has given me great feedback on the ideas I already had. His advice is really helping me have clearer direction on where to focus my efforts and not be so all over the place with my ideas or next steps. I look forward to continuing to work with him.

J

Joaquin M.

Spain

What stood out most to me was that he didn’t try to impose a generic “growth creator” mindset on my work. Instead, he spent real time understanding my existing storytelling instincts and helped translate them into a more structured and repeatable creative system. His feedback was thoughtful, nuanced, and surprisingly personal to the actual material I shared with him. The framework he introduced — around essay structure, psychological tension, and content extraction — genuinely gave me new ways to think about my YouTube work. In particular, his ability to identify the gap between fascination and finding the right angle for a video was incredibly insightful and accurate to my creative process. I think creators interested in thoughtful long-form storytelling would benefit a lot from working with him.

E

Ertunç E.

Turkey

Otavio understood what I was trying to achieve right away and gave me specific guidance to help me out of my analysis paralysis. With a clear path broken down into short, actionable steps, we could express our brand in the best way possible on our event tour, creating a much larger relationship with our fanbase.

K

Kenzo H.

Japan

I was stuck working on a pitch for my podcast series, and Otavio helped me unlock it almost immediately. I gave him a bunch of disconnected lists of wishes, dreams, data, goals, and other napkin notes, and he was able to read through all that noise and create a cohesive document that was business-savvy and 100% me.

C

Chris W.

USA

See the thinking

Don’t take my word for the method. Read it.

The whole framework is written up in a short primer: the five gears, why the order is the point, and the thinking underneath the diagnostic. Read it first, then decide if you want to know which gear is yours.

Read the primer →

Where to start

Start free. Go as deep as you want.

Every rung runs on the same engine — the only thing that changes is how much help you want. Start wherever you are.

Want the detail on each? See how we can work together →

Questions

Before you start, the obvious ones.

Find out which part of your engine is stuck.

Three minutes, fifteen questions. You’ll see the problem most likely holding your business back, the version of it most people in your spot get wrong, and what to fix first. Result’s immediate — leave your email at the end if you want the full written breakdown.

The real question was never how many people follow you. It’s how many would stay if you went quiet for a month — and feel it. If that number stings, you’ve got work to do. If it excites you, you’ve already started.

Find what’s stalling yours — free

No signup. No catch.

Rather skip the diagnostic and just tell me what’s going on? Send a message →

I read every one and reply within 48 hours.