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20-0

Can you go 20-0?

Assemble legends — only 4% go undefeated.

Live worldwide · 🔥 13M+ plays
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Gridiron IQ
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ℹ️ What is 20-0? — the football roster building game, explained

What is 20-0?

20-0 is a free fantasy football roster building game. Spin the slot machine to land on an all-time NFL team and a roughly five-year era, draft the best available player into each position, and build a full dream-team roster across offense and defense. A season simulation then projects your record — and the goal is a perfect 20-0: 17 regular-season wins plus 3 playoff wins. Think of it as a football team builder crossed with a daily puzzle: one shared daily challenge, head-to-head duels with friends, and ranked ladders.

How to play the 20-0 challenge

  1. Spin to land on a team and an era.
  2. Draft the best player you can into an open position slot.
  3. Fill out your roster across offense and defense.
  4. Simulate the season and find out if your team goes 20-0.

Frequently asked questions

What is the 20-0 challenge game?

20-0 is a free online football game. You spin to land on an all-time team and era, draft the best available players into each position, and simulate a season. Build the roster that goes a perfect 20-0 — 17 regular-season wins plus 3 playoff wins — to beat the challenge.

What does 20-0 mean in football?

20-0 is a flawless season: 17 regular-season wins and 3 playoff wins on the way to the title, for 20 wins and 0 losses. No team has ever actually gone 20-0 — the game challenges you to build the roster that could.

Is 20-0 free to play?

Yes. 20-0 is completely free to play in your browser — no download required. Create a free account to save your runs, track your daily streak, and climb the all-time leaderboards.

What is the difference between Classic and Gridiron IQ mode?

In Classic mode, player stats are shown as you draft. In Gridiron IQ mode the stats are hidden, so you lean on football knowledge alone — a tougher test for serious fans.

What is the 20-0 daily challenge?

Each day, everyone gets the same set of spins. Play it once, compare your record on the global daily leaderboard, and keep your streak alive.

What is the difference between 20-0 and 82-0?

20-0 is this site’s football game — chase a perfect 20-win season (17 regular-season wins plus 3 playoff wins). 82-0 is a separate basketball roster game from a different, unaffiliated developer, built around the NBA’s 82-game season. www.20-0.com is not associated with or endorsed by 82-0.com.

Can you play 20-0 with friends?

Yes. Challenge a friend to the exact same spins head-to-head, drop into casual public pools, or climb the ranked ladder against players worldwide.

Is 20-0.com the original 20-0 game?

Yes — 20-0.com is the original 20-0 football roster-builder. It has been featured on Barstool Sports’ Pardon My Take and is played and shared by NFL pros. Play it free here at the source.

Can I play 20-0 on my phone?

Yes. 20-0 runs in any mobile browser with no download or install — just open 20-0.com on your phone and play. Sign in to keep your Yards, daily streak, and leaderboard runs in sync across devices.

How do you win the 20-0 challenge?

Draft the strongest player available at every position and avoid weak links — your record is driven by the team’s overall strength, so one poor starter can cost you the perfect season. Re-rolls and era choices let you chase the best possible roster.

What is a roster building game?

A roster building game gives you a pool of real players and challenges you to assemble the best possible team under constraints. In 20-0, the constraint is the spin: each round lands on an all-time NFL team and era, you draft one player from it, and the roster you build is simulated over a full season. It plays like a fantasy football draft compressed into five minutes.

Is 20-0 a fantasy football game?

It’s fantasy football without the season-long commitment. You draft a fantasy roster from every NFL team and era in history — Rice, Lawrence Taylor, prime Mahomes — and get your result immediately from a season simulation, instead of waiting on real-world box scores. Draft, simulate, done, play again.

Is there a daily football game like Wordle?

Yes — 20-0’s daily challenge works like Wordle for football fans. Everyone in the world gets the same spins once per day, you get one attempt, and you can compare your record on the daily leaderboard and keep a streak going. There’s also a stats-hidden Gridiron IQ daily for purists.

Can I build an all-time NFL dream team?

That’s the whole game: an all-time team builder covering every franchise and era, from pre-merger legends to current stars. Single-team mode lets you build the best roster in one franchise’s history; era filters let you build all-70s, all-90s, or modern-only dream teams.