Between the Worlds: The Emerald Hood - Jason Book 1

On his eighteenth birthday, Jason Forrest is captured by his doppelganger and imprisoned in an alternate universe. After being rescued by familiar faces, he dons the mantle of the Emerald Hood, named after a Robin Hood-esque vigilante from his city who is both a thief and a crime fighter. He soon learns the people of Earth 2 are familiar with the name, and travels across a land stuck in Roman times (sort of), searching for answers about the world he's stuck in and the connection BETWEEN THE WORLDS.

NAILED IT!

The Emerald Hood does sound exactly like Green Arrow, but the difference being that the character is actually a thief and connected to Robin Hood. Robin Hood as a character is public domain, so I could literally write Robin Hood. He just also fights street crime. I am completely aware of the similarities and I am going to try my best to make the character unique. But Green Arrow did start as literally a Robin Hood Batman, so...