Space and whatnot will be expanded on soon. As for other training, I'm working out a gravity training system based on stats. Once I actually get in touch with Raditz something will be talked about regarding that.
"I am the hope of the universe. I am the answer to all living things that cry out for peace. I am protector of the innocent. I am the light in the darkness. I am truth. ALLY TO GOOD!! NIGHTMARE TO YOU!!!