Chaos Dragon: Sekiryuu Seneki, Seisen Cerberus: Ryuukoku no Fatalités Recommendations
An anime adaption based on a game. The main characters from both anime are linked to a dragon. Both of them want revenge because of said incident in the past. There is a cat eared girl character too. He and his group set off to uncover the mystery behind the dragon within them. Both anime taking place in a similar setting.