The Toughest Mile on the Planet

Think you've got what it takes to conquer The Toughest Mile on the Planet? Tough Mudder X Open is your chance to test your strength, speed, and overall badassness against a mix of epic obstacles, workout zones, and a one-mile course so insane it pushed The Toughest Athletes on the Planet to their limits.


Tough Mudder X Open is sure to fill up quick, so pre-register below to secure your spot, and be the first to hear about exclusive offers and launch details, all for just $10.


It's proving time, Mudder.

North America

By pre-registering for a TMX event, I agree, acknowledge and understand that (1) other than the limited circumstance that Tough Mudder voluntarily decides not to hold the applicable TMX event in 2018 or as further described herein, I am paying a non-refundable deposit to hold my spot for a 2018 TMX event; (2) all fees and associated costs paid in pre-registration for this TMX event are, except in the limited circumstances described herein, NOT REFUNDABLE FOR ANY REASON, including but not limited to injury, a scheduling conflict and/or involuntarily event cancellation; (3) active duty or deployed military participants may be entitled to a refund on a case-by-case basis upon providing sufficient, official documentation regarding the deployment that conflicts with participating in the event; (4) Additional action is required to pay the remainder of the registration fee and complete a full event registration; (5) my deposit will be applied to my 2018 TMX registration by a discount code that will be provided to me at a later date; (6) Tough Mudder reserves the right to change or end this promotion at any time; (7) the TMX event I am pre-registering for does not yet have an exact date and/or venue, and the actual event may take place at a different date and/or venue; (8) Deposits are valid for 2018 TMX events only; (9) the deposit may be refunded in the event that the company voluntarily decides not to hold the applicable TMX event in 2018.

mudder journey

All Tough Mudder courses involve teamwork, getting outside your comfort zone and a whole lot of mud. With a wide range of distances and intensities, we have a course for you - no matter what stage you’re at in your Mudder Journey. Take a look. Your next Mudder awaits.