Captivating, imaginatively designed, concept art, bird-like, amphibious humanoid, Imaginary creature, underwater cave, crystal structure formations, iridescent bioluminescence, undulating currents, otherworldly flora, mysterious entrance, ethereal light, digital drawing, pencils, watercolors, airbrushed blends, whimsical surrealism, immersion. by: Andrew Atroshenko, Makoto Shinkai
(Imaginary creature,  underwater (cave:1.9). 