Marvel's Ultra - Saiyan

After his death Bruce found himself waking up in his 10-year-old body and became very happy about that thinking be will be able to fix everything bad happened in his life only to discover himself not in the past but in a fictional world where Super Heroes and Super-Villains are real. Where aliens attack the planet daily bases and gods defends on earth. "Billionaire, Philanthropist, Inventor….. Tony Stark just went missing in Afghanistan where he went on a business trip… "