Draft constraint — a rule limiting who you may draft, enforced at pick time.
Only 2008–12 players — win 10+ matches.
Ten identities played 2008–12, so the pool is wide but the scoring rates were the lowest in the archive — the era adjustment lifts these batters, so a run-machine from 2008–12 is worth more than his raw numbers say. Take the strike bowler early: wickets were cheaper then and the adjustment pulls them down.
Every challenge is scored on the season, not the draft — finishing the roster is not a pass on its own. You get one attempt per day, and the board resets at midnight UTC.
Every player in the world got this challenge on these dates: