Nightmare on the Diamond BEST COSTUME
Nightmare on the Diamond BEST COSTUME is a youth travel softball tournament in Williamsport, PA, on Sat, Oct 31 – Sun, Nov 1, 2026. Organized by Williamsport Lumber Yards.
Compare with this weekend's other tournamentsTournament page on events.williamsportlumberyards.com
Playing in this one? Coaches get their pool-play games and matchups emailed the moment the schedule is posted. Set up your team
From the organizer's listing on events.williamsportlumberyards.com · checked Oct 28, 2026. Register and confirm details with the organizer.
How strong is the field?
The organizer hasn't published team lists yet. We rate each age group's field once at least 6 registered teams have results, and this page updates as teams register.
Ratings come from public game results. How field ratings work. The 1-10 rating for each field and every registered team are in the TourneyMagic search.
Other softball tournaments near Williamsport that weekend
- In the Net Halloween Spooktacular II · Palmyra, PA · 68 mi · 12U, 14U, 16U · 13 teams
- Field of Screams Halloween TikTok Challenge · Chambersburg, PA · 96 mi · 12 teams
Every softball tournament in Pennsylvania that weekend, with field ratings
Pennsylvania softball tournaments · Softball tournaments by region
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Page updated Oct 19, 2026.