---
slug: "seattle-seahawks"
title: Seattle Seahawks
depth_tier: program
side: UNIVERSAL
category: Teams
source_id: "NFL-0032"
created: 2026-05-12
updated: 2026-05-13
canonical: https://learningfootball.xyz/programs/seattle-seahawks
aliases:
  - Seattle Seahawks
  - Seahawks football
  - the 12s
  - Legion of Boom
sameAs:
  - "https://www.espn.com/nfl/team/_/name/sea/seattle-seahawks"
  - Q221878
  - "https://en.wikipedia.org/wiki/Seattle_Seahawks"
  - "https://www.pro-football-reference.com/teams/sea/index.htm"
---
# Seattle Seahawks

## Short Definition

NFC West NFL franchise founded in 1976—back-to-back Super Bowl appearances built around the Legion of Boom defense defined a dominant era in Seattle.

## Definition

The Seattle Seahawks are an NFL franchise in the NFC West division, playing home games at Lumen Field in Seattle, Washington. Founded in 1976 as an expansion franchise, the Seahawks built their identity around one of the most dominant defensive eras in modern NFL history—the Legion of Boom—producing back-to-back Super Bowl appearances in Super Bowl XLVIII and Super Bowl XLIX, winning the first and losing the second in one of the most debated play calls in championship game history.

The Legion of Boom—cornerbacks Richard Sherman and Byron Maxwell, safeties Earl Thomas and Kam Chancellor—was the defensive foundation of a championship team that also featured Marshawn Lynch's physical running style and Russell Wilson's dual-threat quarterbacking. The combination of defensive dominance, a punishing running game, and accurate passing made the 2013-2015 Seahawks one of the sport's most complete teams.

Super Bowl XLIX's final play—throwing instead of handing to Lynch from the one-yard line with the championship on the line—resulted in Malcolm Butler's interception and one of the most analyzed coaching decisions in Super Bowl history. The loss is as much a part of the franchise's identity as the previous year's championship.

Lumen Field—known for its crowd noise generated by proximity to the fans and stadium design—produces some of the NFL's loudest game-day environments. The 12s, as Seattle's fanbase is called, have driven opposing offenses to pre-snap communication failures at rates that make Lumen Field one of the league's most challenging road venues.

## Example

"Legion of Boom, Beast Mode, Russell Wilson—back-to-back Super Bowls built around the best defense of their era. The 2013 Seahawks won 43-8. The 2014 team lost on a one-yard line interception."

## Common Confusion

The Seahawks' Super Bowl XLVIII victory over Denver was the most lopsided Super Bowl result in decades—43-8, not a close game. The franchise's identity is sometimes reduced to the Malcolm Butler interception loss in Super Bowl XLIX, but the dominant 2013 championship season was a complete team performance that established Seattle's defense as one of the greatest in the modern era.

## Related

- super-bowl-sunday
- lombardi-trophy
- nfl-films
- arrowhead-stadium

---
Source: https://learningfootball.xyz/programs/seattle-seahawks