Amethyst 
Aspect of Hyperphantasia
Pronouns: they/them
Powers: has the ability to fade as if they were a dream, to become a purple fog which is extremely cold to the touch and can cause cold damage after long contact periods. Also heightens the visualisation of those around them. Can see and interact with the minds of Hyperphantastic people.
Hyperphantasia: the ability to form extremely vivid mental images.
Emerald 
Aspect of Phantasia
Pronouns: she/he
Powers: has a very friendly air, making those who first see him more likely to befriend and trust the aspect, can create sensory illusions of any sense which fade into green dust after a certain amount of time. Can see and interact with the minds of Phantastic people.
Phantasia: the ability to form moderately vivid mental images.
Ruby 
Aspect of Hypophantasia
Pronouns: any/all
Powers: can control wisp-like lights which can appear and form as a sort of ghost flame, these flames aren't painful but they are warm, and can become harmful if Ruby is in a bad state, can flicker out of sight, becoming invisible. Can see and interact with the minds of Hypophantastic people.
Hypophantasia: the ability to form vague and fleeting mental images.
Onyx 
Aspect of Aphantasia
Pronouns: they/it/void
Powers: can melt into any available shadows, becoming a shadow themselves, Onyx can also control said shadows to perform very simple tasks and turn into simple weapon-like shadows, these tendrils can coompletely shut down visualisation. Can see and interact with the minds of Aphants.
Aphantasia: the inability to form mental images in one's mind.
Sapphire
Aspect of Synesthesia
Pronouns: they/he
Powers: can switch the sensory receptors for people, making them experience different senses along with their usual ones, they can also calm others' senses or increase their sensitivity. Sapphire can become a blue liquid if harmed enough. Can see and interact with the senses of Synethetes.
Synesthesia: the ability to experience one of your senses through another.
Other
Ink
they/it
Aspect of Reality and Creation
Pink
they/them
Aspect of Imagination, Creativity and Art
Lavender
they/she/dream
Aspect of Dreams
White - The Ancient One
she/her
Aspect of Transcendence and Purity