Who has two thumbs, four good toenails, only one brain, and is training for a sky race this year? THIS GUY!!!! What about you????
How about a training run designed to punish your quads, test your willpower and kill off any last remaining brain cells that might have you reconsider doing Broken Arrow, Rut, Flagstaff Skyrace, etc?
How about 10 repeats of Dogmeat?
The 50k option
10,900 ft gain in 50k (32 miles)
10 repeats of Dogmeat