The global fitness race
Deadly HybridLee Valley
Lee Valley Athletics Track
Take on Deadly Hybrid in Lee Valley: one weekend, two races - the Deadly Sprint on the indoor track on day one, the full Deadly Dozen on the outdoor track on day two, each timed and ranked in its own right. Finish both for the Deadly Hybrid patch and flag. Bring your training to the track, find your pace and earn your finish. Choose from the divisions available for this event on the official entry page, then secure your place.
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Also in Lee Valley
Last time in Lee Valley
Deadly Dozen Lee Valley, 26 September 2026 at Lee Valley Athletics Track, London. Every finisher's time is on the results page, and the photographers were out.