Hi i need help lucid dreaming?

so i really want to lucid dream i have tried it last night it hardly worked it was so blurry and it was not what i wanted.... i really want to particepate in mortal kombat and fight goro since i cant get hurt in my dreams but i dont know how to get there! peaople say all the time you always dream but i dont see it at night i just close my eyes and when i open them its morning! what the heak! please help!