This is first cover made in 2010 from mine fan DB comic :)

Story: after the end of DB GT as we know Goku left the world of the living, not long was peacefull..one day from the sky flew a large Ki bearer, named Zortax, who is a Sayan that was on a mission on another planet when Frieeza destroyed his home.
Now he wants to browl againts the one who killed his worst enemy, but is it only this or he has somekind of other masterplan?
Vegeta and our heroes must again defend Earth and it is only the beginning..