Hello, recently, I made a data pack that adds a sword that can launch fireballs (more precisely make them appear in the direction where the player looks, besides I can not make them appear for her to leave all alone in the direction where the player is looking, finally), when it appears, it starts to disappear and reappear, it's very annoying. It happens to me the same problem with the ghast who is not far from me and who throws me a fireball then disappears with her ...