Opening the demo league…

The Dynasty Seer demo league

A real 12-team superflex Sleeper dynasty league with made-up owner and team names, open without an account. Every page of Dynasty Seer works in it except the AI tools, which need your own league.

What’s inside

Owner scouting reports: how each of the twelve owners trades, drafts and bids, read from the league’s seasons on Sleeper
Every roster and draft pick priced with Dynasty Dealer values, repriced for the league’s superflex, TE-premium scoring
The Trade Calculator, with both lineups before and after a deal, and the Trade Block’s buyers and sellers
This week’s matchup, the lineup check, playoff odds, waivers, Market Movers and the record book

One owner’s scouting card from the demo

HandcuffHero

Pick Hoarders · 5 seasons · 41–24 lifetime · 24 trades

Lately: Win-now
Waiver hawk
Champion 2024

How they play

Keeps buying WRs
Aging core
Sells veterans dear
Usually comes out 20% ahead

How to beat them in a deal

1Lead with players who start now
2Ask for picks or young players

HandcuffHero runs Pick Hoarders: five seasons, a 41–24 record, the 2024 title and 24 trades. Lately a win-now team that keeps buying wide receivers, with an aging core. They sell veterans dear and usually come out about 20% ahead, so lead with players who start now and ask for picks or young players back.

A real owner in the demo league, with a made-up name, as the card read on November 10, 2026.

How owner scouting works · Dynasty Seer home