Inside the spaceship, Son Gohan opened his eyes.
The ship had been traveling for nearly seven months. During that time, Son Gohan had maintained an almost fixed training routine every day, and he did not find it tedious at all.
As long as his strength could grow, training was an extremely interesting thing.
He had long since mastered the energy of Super Saiyan 2. After studying and pondering it in depth, Son Gohan discovered the difference in principle between Super Saiyan 2 and Super Saiyan 1.
To use a simple analogy, the normal state was like wind power. It placed no burden on the body, but its energy output efficiency was far too low.
Super Saiyan 1, meanwhile, was like electricity. Full-Power Super Saiyan 1 in particular was practically electricity at maximum output. Its output rate was many times greater than wind power, but it also placed a certain strain on the body itself.
When transforming into Super Saiyan 1, the S-Cells within the body underwent a certain mutation, and even the mitochondria seemed to turn into power plants that constantly supplied energy.
As for Super Saiyan 2, it was the classic leap from electricity to nuclear energy—nuclear fission energy, of course.
The mitochondria within the S-Cells underwent even more powerful changes, and the strength of Super Saiyan 2 depended on how much of that terrifying fission energy one could control.
That was also why Future Trunks, while in the same Super Saiyan 2 form, had been able to suppress Son Goku's Super Saiyan 2 form.
One had to know that Son Goku's base combat power had already risen to a new height at the time. In the end, Son Goku had needed to reach Super Saiyan 3 to regain the upper hand.
As for Super Saiyan 3, many believed