What Is a Nerd Leagues League?
A Nerd Leagues league is a persistent group of Magic: The Gathering players who track games, ratings, and standings together. Think of it as the digital home for your playgroup, your LGS pod, your office cube circuit, or your cEDH crew — a place where every game you record actually counts toward something.
Outside of a league, you can still record games on Nerd Leagues and they'll affect your all-time ELO. But a league wraps your group in its own private competitive context: its own leaderboard, its own ratings, its own history, and its own seasons.
What's inside a league
- Members — the players who belong to the league. Each one has a role (Commissioner or Member) and their own per-league ELO that's separate from their all-time rating.
- Decks — players can register specific decks to a league. Each registered deck gets its own per-league ELO, so you can finally answer the question of which deck is actually carrying you.
- Games — any game recorded inside the league updates the league's leaderboards and feeds into its ratings.
- Seasons — optional time-bounded competitive windows inside the league (think "Spring 2026" or "Pre-Bans Era"). Seasons can overlap, and each one keeps its own standings.
- A leaderboard — a live ranking of every member and every registered deck, sorted by league ELO.
Public vs private leagues
Leagues can be public (anyone can find and join) or private (joinable only via an invite code). Most playgroup leagues are private — you control who's in, and the leaderboard reflects only people you actually play with. Public leagues are great for community-wide play, like a city's Commander scene or a format-specific ladder.
The commissioner
Every league has a commissioner — usually whoever created it. The commissioner can edit league settings, manage invite codes, manage members, and run seasons. Other members just play and record games. You can promote additional commissioners if you want to share the load.
When should you start a league?
- You play regularly with the same group of people and want a real ranking instead of vague memory.
- You want deck-vs-deck data, not just player-vs-player.
- You're running a format-specific competition (cEDH, Modern, draft, Commander pods).
- You want to run seasons — playoffs, "championship windows," or fresh starts every few months.
- Your LGS, Discord, or Cube group wants a shared scoreboard everyone can check.
How leagues differ from just recording games
A standalone game on Nerd Leagues affects your all-time ELO. A game inside a league does that and updates your league ELO — a separate rating that only counts games played within that league. This is what lets you have a 1450 all-time rating but a 1620 rating in your Wednesday Commander pod, because you happen to crush your friends specifically.
The same applies to decks: a deck's all-time ELO and its per-league ELO are tracked independently.
Ready to start one?
Head to the Leagues page and hit "Create a League." You'll pick the game, name it, write a short description, choose public or private, and you're live. From there you can invite your friends, register your decks, and start recording games.