Humanoid
Silicon Colosseum
Silicon Colosseum
An invite-only underground robot fight night in a San Francisco warehouse, in a caged octagon. Its cards mix humanoid robots, robot dogs and human volunteers in stun-gun knife fights; its own house robot is a Booster T1.
NowNo event reported since October 2025; the organiser keeps future plans secret
Fighters in this league
Key facts
- Base
- San Francisco (a warehouse in SoMa), United States
- Organiser
- Verda Korzeniewski, a robotics and software engineer
- Events
- First edition in July 2025; second edition on Saturday 4 October 2025, sold out with several hundred guests
- Robots seen
- Booster T1 (house robot "Booster"), a K-Scale Labs K-Bot, the quadruped Gladiator
- Access
- Invitation sent the night before to a list of about 2,000 people; $30 ticket
Sources
- KRON4 (via Yahoo News), 6 Oct 2025
- NewsNation (KRON4 report), 13 Oct 2025
- Humanoids Daily, 7 Oct 2025
- Interesting Engineering, 8 Oct 2025
Facts checked on 22 October 2026