sorry I will correct it, it's due to auto correct.
When Axel was 16 years old, he was chosen to be part of a special military unit also known as K.S.U (Kryptonian Special Unit) that was tasked with protecting The Kryptonian Empire from threats both internal and external.
In the Marvel movies, the Reality Stone first appeared in Thor 2, which was set in the ancient times - before the Nine Realms were unified, the Dark Elves were defeated by Odin's ancestors, and the Reality Stone was buried by Odin's ancestors' order.