
Quick answer — Hiro Mashima worked on FAIRY TAIL 100 YEARS QUEST (Original Story), Fairy Tail Final Season (Original Creator), Fairy Tail: Dragon Cry (Original Creator) and 11 more anime.
Hiro Mashima worked on FAIRY TAIL 100 YEARS QUEST (Original Story), Fairy Tail Final Season (Original Creator), Fairy Tail: Dragon Cry (Original Creator), Fairy Tail Series 2 (Original Creator), EDENS ZERO Season 2 (Original Creator), Fairy Tail (Original Creator), Fairy Tail: Phoenix Priestess (Original Creator), EDENS ZERO (Original Creator) and 6 more.