Seattle Seahawks defensive tackle Byron Murphy II posted an Instagram Story on January 4 that quickly drew attention for what many fans viewed as a disrespectful jab at San Francisco 49ers star Christian McCaffrey.
The post came a day after the Seahawks beat the 49ers to win the NFC West and lock up the No. 1 seed in the NFC and a first-round playoff bye, and it featured a game photo of McCaffrey getting slammed with an overlaid caption that read: “Little ass boy !!!”
Heavy
Key details (what we know)
- Murphy shared the image via Instagram Story on Sunday, January 4
- The photo centers on Murphy picking up and slamming McCaffrey during Seahawks-49ers action.
- The wording of the caption is what’s fueling the reaction and debate.
The Instagram Story That Set Off the Reaction
Murphy’s post doesn’t include a long explanation – just the image and the caption – so the intent is being interpreted through the context. The reason it’s being viewed as a direct shot is simple: McCaffrey is the player in the frame, and the timing lines up with a high-stakes rivalry win that handed Seattle both a division title and a playoff bye.
It’s also the type of post that lives in a gray area for teams and the league. It’s not an on-field taunt during a game, and it’s not a press conference comment that can be easily walked back with a longer quote. It’s a screenshot-style moment designed to land instantly with fans, and that’s exactly why it can take on a life of its own.
From a Seahawks perspective, the post reads like a blunt extension of a familiar rivalry theme: Seattle and San Francisco don’t like each other, and the players rarely pretend otherwise.
What It Means for the Seahawks (and Murphy) Moving Forward
The immediate question is whether anything comes of it beyond social media noise.
Right now, there’s no official indication of discipline tied to the post. But it’s the kind of thing that can still create pressure inside the building, because it becomes a headline distraction at the exact moment Seattle is trying to pivot from celebration to postseason preparation.
If the Seahawks are asked about it publicly, the team’s options are pretty standard:
- Downplay it as a heat-of-the-moment post.
- Emphasize “playoff focus” and move on quickly.
- Keep it internal and remind players that bulletin-board stuff can cut both ways.
For Murphy specifically, this is also a reminder of how fast a young star defender’s profile can rise. A single Story can turn into a multi-day storyline, especially when it involves a massive name like McCaffrey and a division rival like the 49ers. Murphy has been one of the best defensive lineman in the NFL this season.
Why This Post Lands Differently in January
If this were a random Week 4 moment, it might be forgotten in a day.
But it’s not Week 4. It’s immediately after a game that, decided the NFC West and set Seattle up with the conference’s top seed. It also That’s why the post carries extra weight: it’s not just trash talk—it’s trash talk attached to a result that reshapes the postseason.
And if Seattle and San Francisco see each other again in the playoffs, anything like this becomes instant “remember that?” fuel—fair or not.
What happens next
- Watch for any locker-room or coach comments if the Story gets asked about at availability.
- Track whether the 49ers respond publicly (players often do when the clip/image goes viral).
- If the teams meet again, expect this moment to be referenced—by fans, media, and possibly players.
Seahawks DT Byron Murphy Trashes 49ers Star After NFC West Title