Celestine: A gender quality (like masculine and feminine) noting a connection to celestiality/celestialness/the celestial. The adjective form is celestinity
CELESTIN: CELESTine In Nature
CELESTINgender: An umbrella term for all genders that are CELESTIN. Can also be used to refer to either a gender that is not fully defined, but is definitely celestine, or had celestinity as a defining feature
Transcelestine: A term for those who are transitioning and/or wish to transition to celestinity/to be celestine
Colors come from my associations with celestiality. The outermost stripes on the transcelestine flag are meant to represent earth/earthliness.
Saiki Kusuo from The Disastrous Life of Saiki K. is an aroace nonbinary psigender kohizeric dessertic espressogender icaegender goldhemaec agender atexture guy who uses he/him, they/them, it/its, and occasionally she/her pronouns!
He's in a relationship with Mikoto Aiura, an astrologender stargender pasteldreamic cosmoscenic astronogender lumicattic decorafintic decoragender miraigender apollox magigirl who uses she/her pronouns!
They're both also dating Kaidou Shun, a polysexual nonbinary penumcorix shadowgender demonvoidgender umbrafacic kenochoric myherohypic seinenheroian herogender demiboy who uses he/him, shadow/shadows, chao/chaos, black/blacks, hero/heros, and thunder/thunders pronouns!
[ID 1: A flag with nine horizontal stripes; the first and last are twice the height of the others. The colors are darker at the edges and lighter towards the middle, except for the very middle, which is darker. The colors are, from top to bottom, dark indigo, purple, violet, lightish pink, light yellow, lightish pink, violet, purple, and dark indigo. END ID]
[ID 2: A flag with eleven horizontal stripes, all the same size. The colors are lighter at the third and ninth stripes, and darker towards the edges and middle, except for the very middle which is lighter. The colors are, from top to bottom, navy, blue, soft yellow-gold, violet, dark violet, burnt yellow-orange, dark violet, violet, soft yellow-gold, blue, and navy. END ID]
Spacecorecelin: A celestine/CELESTIN gender related to spacecore
Starcorecelin: A celestine/CELESTIN gender related to starcore
Spacecorecelin colors are inspired by the original Spacecoric flag. Starcorecelin flags are inspired by the original Starcoric Flag
Vamprian: A pale, sharp-toothed gender that has haunting eyes, sunken cheeks, and thick, dark hair. It’s related to dark cloaks, ornate stone castles, new moons, 17-18th century waistcoats, and the colors black, dark blue, dark purple, dark violet, dark indigo, maroon, royal blue, and royal purple. This gender is not a vampire.
Vamprivir: A male presenting version of Vamprian
Vampriavire: A male and female presenting version of Vamprian
Vampriera: A female presenting version of Vamprian
The colors were inspired by the colors the genders are related to (and common vampire colors), as long as fairly common terms for the related presentations in the vir/era/avire terms