A steel-framed laser trebuchet on a spaceship deck with its counterweight facing the planet, slinging an NFL football from a glowing green spider-web sling pouch in a rightward arc into space
Launch Dynasty

Sleeper dynasty tooling that launches your roster into orbit.

A steel-framed laser trebuchet on a spaceship deck with its counterweight facing the planet, slinging an NFL football from a glowing green spider-web sling pouch in a rightward arc into space
Launch Fantasy

Redraft, best ball and ESPN leagues — same launchpad, different game.

Sleeper + ESPN fantasy tooling

Run your league like a front office

Connect any Sleeper league by ID, link a private ESPN league, and choose your format — dynasty or redraft. Get live rosters, power rankings, trade analysis, matchup start/sit, draft simulations and an AI GM that knows every player on every roster.

Live rosters

Sleeper and ESPN rosters with depth labels, snap share, bye alerts and injury status.

Power rankings

Roster strength, age curves and record blended into a dynasty score.

Trade analyzer

Weigh players and picks on both sides, see acceptance odds and get 3+ tweaks to close the gap.

Trade Matrix

Historical trade behavior for every team: player vs pick bias, fairness probability and tendency scores.

Matchup start/sit

Weekly lineup calls built from opponent points allowed, player form and offensive line health.

Value board

Compare KeepTradeCut, FantasyPros and FFC ADP. Filter free agents and sort by any source.

Team needs

Dynasty and redraft needs across QB, RB, WR, TE, K and IDP, including multi-role players.

Draft lab

Rookie and redraft sims with your league draft order, position focus and auction bid suggestions.

AI GM

Scoped War Room chat per league with trade links you can send straight to the trade analyzer.

Your team themes

32 NFL color themes plus light/dark mode, synced to your account.

How it works

  1. 1. Create an account or sign in with Google.
  2. 2. Add your Sleeper league ID or paste ESPN league/cookie details.
  3. 3. Pick your team and format, then switch leagues whenever you want.