Tetra

Tetra
Tetrahedron
Six straight edges
Four vertices, four faces
One always hidden
Yellow, blue and green
Hidden face bleeding purple
Royal blood, holy blood

Tetra
Tetragram
Tetragrammaton
Four letter theonym
JHWH
God of the burning bush
He who brings into existence
Whatever exists

Tetra
Little fish swimming
Glittering in fresh
Southern water
Swimming
Glittering
Oblivious