The drums come first. No guitar, no synth pad, no slow build. Just a tom pattern and Reynolds’ voice arriving like someone who has already decided not to apologize. That opening is the whole argument of the song in four seconds: I don’t have time for comfort. You’ll understand why later.

“Believer” is one of the most played songs of the 2010s, which means most people think they know it. They hear it and they hear a big clean empowerment anthem, the kind of song that belongs at halftime, in a trailer, in a stadium singalong where everyone punches the air at the same moment. And on those terms it delivers. The track is nearly perfect at being that thing.

But Reynolds didn’t write it because he wanted to write an empowerment anthem.

He wrote it from inside something specific and long-running. Years before the song existed, something was going wrong in his body. He saw doctor after doctor. He had MRIs. He kept being sent home without an answer. The pain wasn’t in his head, but for a long time no one could tell him where it was in his body either. When he finally got a name for it, he had already spent years carrying it without one. He went public not in a press statement or an interview but on stage in Leeds in 2015, in front of 13,000 people. The arena format is not incidental to this song. He already knew what it felt like to say something enormous to a room that size.

The session where “Believer” got written was quick. Reynolds has said it felt like a song that was waiting to be written; it came together fast in the room. What the session actually was, including who else was in the room and what that other person was afraid of in that specific political moment, is a layer that doesn’t show up in the lyrics at all. The empowerment is real. So is everything underneath it.

Mattman and Robin produced it with a philosophy of very few sounds, but each one placed with care. Reynolds had made a dense record before this one and knew it. “Believer” was a correction. That tom pattern sounds bold because the space around it is enormous. What reads as maximalism is actually a room that’s mostly empty.

At the end of the 2010s, Billboard ran a decade-end chart for rock. The song that most people associate with Imagine Dragons’ peak wasn’t at the top. “Believer” was. Every rock song of that entire decade, and it finished first.

Put it on. Notice the space in it.