I would say double check all the pathways were complete because I even had to go double check to see if there was something that i potentially missed when i didn't get the achievement at first and also follow the storylines from the what ifs and how the actually story is supposed to go.
Next to the characters name before you go to their story you should see a trophy next to their name once everything is completed and you should get a trophy when you complete both the what if bonus episode/regular story for all the characters.
i have all this done and i have still have not gotten the achievement saying i finished goku sage, what am i missing?
I would say double check all the pathways were complete because I even had to go double check to see if there was something that i potentially missed when i didn't get the achievement at first and also follow the storylines from the what ifs and how the actually story is supposed to go.
Where does it say %100?
Next to the characters name before you go to their story you should see a trophy next to their name once everything is completed and you should get a trophy when you complete both the what if bonus episode/regular story for all the characters.