Whether you are diving into the specific lore of or looking for the next great mythological battle manga , the "Heroic Age" represents the peak of Shonen and Seinen ambition. It reminds us why we fell in love with manga in the first place: to see the impossible become possible through the sheer will of a legendary figure.
If you meant "paper" in the sense of physical art supplies to draw a manga in the style of Heroic Age , you should look for professional-grade comic paper that can handle heavy inking and screentones: heroic age manga