Mission One
Project Spartan Ultra
Build the strength, endurance, durability, fueling skill, and discipline required to prepare for the Spartan Ultra.
Ten-month adaptive progression
Current Mission
Adaptive by design
The roadmap responds to the athlete.
The roadmap is structured, but it is not static. Performance, benchmark progress, recovery, consistency, readiness, and athlete feedback determine when ShaOS holds course and when it adjusts.
Mission roadmap
Five adaptive phases
Open a card for goals and readiness. Only Phase I has a finalized execution plan; future plans will evolve from verified progress.
Active phase
Phase I — Build the Engine
Establish the strength, aerobic foundation, structural balance, movement durability, and long-duration capacity required for the mission ahead.
Active phase
Phase I — Build the Engine
Establish the strength, aerobic foundation, structural balance, movement durability, and long-duration capacity required for the mission ahead.
Phase goals
- Build repeatable upper- and lower-body strength
- Develop a sustainable aerobic base
- Improve grip, carry, and climbing support
- Establish recovery and field-note habits
The complete Phase I execution plan and Mission SOPs are available.
Open Phase I Planned phase
Phase II — Expand Capacity
Extend the engine built in Phase I while increasing sustainable training volume and work capacity.
Planned phase
Phase II — Expand Capacity
Extend the engine built in Phase I while increasing sustainable training volume and work capacity.
Phase goals
- Increase durable aerobic volume
- Expand climbing and carry capacity
- Preserve strength as endurance demand grows
The execution plan is dynamic and will be finalized using performance, recovery, and readiness data from the preceding phase.
View phase summary Planned phase
Phase III — Strength Endurance
Convert foundational strength into repeatable force production across longer, fatigue-driven efforts.
Planned phase
Phase III — Strength Endurance
Convert foundational strength into repeatable force production across longer, fatigue-driven efforts.
Phase goals
- Repeat strength under fatigue
- Develop obstacle-supporting grip
- Improve muscular endurance on climbs and descents
The execution plan is dynamic and will be finalized using performance, recovery, and readiness data from the preceding phase.
View phase summary Planned phase
Phase IV — Race Specificity
Practice the terrain, duration, fueling, equipment, and decision-making required by the target event.
Planned phase
Phase IV — Race Specificity
Practice the terrain, duration, fueling, equipment, and decision-making required by the target event.
Phase goals
- Complete longer race-specific efforts
- Validate fueling and hydration
- Practice obstacle and terrain transitions
The execution plan is dynamic and will be finalized using performance, recovery, and readiness data from the preceding phase.
View phase summary Planned phase
Phase V — Peak & Taper
Consolidate fitness, reduce accumulated fatigue, and arrive prepared to execute the mission.
Planned phase
Phase V — Peak & Taper
Consolidate fitness, reduce accumulated fatigue, and arrive prepared to execute the mission.
Phase goals
- Confirm mission readiness
- Reduce fatigue without losing sharpness
- Finalize equipment, fueling, and race execution
The execution plan is dynamic and will be finalized using performance, recovery, and readiness data from the preceding phase.
View phase summary