The Gravity Forge Gymnastics and Ninja Warrior Training Center

Ninja gym in Hatboro, PA

Visit the gym's website (opens in a new tab)Upcoming competitions

The Gravity Forge Gymnastics and Ninja Warrior Training Center is a ninja and obstacle course gym in Hatboro, PA. It has hosted 3 league competitions since 2026, with the World Ninja League. 204 athletes have competed here. Next up: WNL XII Tier 1 Qualifier #1 on Oct 17–18, 2026.

2upcoming competitions
3competitions hosted since 2026
204athletes have competed here
1league

Leagues

World Ninja League3 events hosted · 2 coming up

Upcoming competitions

Oct 17–18, 2026
WNL XII Tier 1 Qualifier #1WNL T1WNL Tier 1 schedule (opens in a new tab)
Mar 13, 2027
WNL XII Tier 2 Qualifier #1WNL T2WNL Tier 2 schedule (opens in a new tab)

Find The Gravity Forge Gymnastics and Ninja Warrior Training Center online

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From the gym's own website and the public calendars of ninja leagues; counts from published results. Logos belong to their gyms and leagues; want yours updated or removed? Tell us. No athlete or coach information is shown. Dates are the venue's local dates; check with the gym or league before you travel.