While DC has introduced a number of alternate versions of their most iconic heroes and villains over the years, very few have had the impact felt by the introduction of the Injustice Universe - and the new Superman, Jon Kent, is beginning to see why. Not only has he seen exactly what this world's Superman's Regime is capable of, but he has also learned that his death was the inciting moment for its downfall, and he has just come face to face with one of his killers.
Source：https://www.cbr.com/adventures-of-superman-harley-quinn-jon-kent-encounter-dc/
