Chapter 274 Official Release - Links and Discussion

It doesn't have to. It already been shown the more he used up the embers of One for All the less time he can spend in the muscle form. And once he used up all of the embers he could only spend 1 second in the muscle form. That shows a direct connection between One for All and the Muscle Form. The less he has of One for All the less he can use the muscle form.

And he pretty much does have nothing left. He can only transform for 1 sec. That is useless. But he can still transform. And if the muscle form is connect to One for All then that means there is still a little left. A completely insignificant amount that means nothing under any other circumstances. But perhaps be boosted with an incredibly dangerous drug.

A drug that would probably kill him since it would be like a boxer who had to retire due to a severe injury pumping himself full of steroids to try and fight again,

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