First image above was my first piece featuring the creature... It's flying nature and gloomy tone was heavily inspired by the song Filthy Mind by DMDokuro, from the Calamity mod...

https://youtu.be/XHpeuLzN8po

In the song, very bold alien whistling is heard, alongside a violent drum banging. This gave shape for it's airship design and machine gun arms, represented by the drums...

These are recent drafts of a partial redesign on it's anatomy, and possible family tree featuring similar beings...

The G'Saalothoptheia are also known commonly as the Moon dweller, as they inhabit swamp planets full of fermented fruits, but only stay most part of their cycle resting on nearby satellites or asteroids...

There is also a curious trait they all share, which is they all fear anthropomorfic life form, all humanoid form can garantee to piss them off...