You get 8 / 0.9 = 8.88 rests per player per day, so 0.88 extra.
For your starting eleven, that is 11 x 0.88 x 6% = 58.67%.
This means 58.67 / 15 = 3.91 greens for you starting eleven. Per day!
Don’t call that useless.
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This is funny how they manage to combine super easy and almost identical tasks (train with 3 STs) with absolute pay-wall ones (get the 9th or 10th star)...
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