Leon, who traveled through Marvel, was adopted by Howard Stark. On his 18th year, he awakened his Kryptonian physique and the ability to travel through time and space. From then on, he rushed all the way to become stronger. Tony: My God, you can become stronger by basking in the sun, and you are going to learn magic? Oh! What is this? Chinese Kung Fu that grows a planet in the body? Superman: We are all Kryptonians, but I feel like I have always lived in Leon's shadow! Batman: Damn! He destroyed all my kryptonite before I even fired! When the villains created a large number of kryptonite missiles and prepared to go to war with Leon, Leon flew outside the earth, lifted the earth with one hand and tossed it easily...