These are some imaginings of the characters in Spellbound. "Main" characters are the ones who currently have a story where they're one of the main characters in the couple. Characters currently on the "Side" list might move here once they star in their own story.

Felix

Full Name/Title: High King Felix of Erya (former Prince of Ler)
Main story: Bowstrings & Velvet
Appears in: Shadows & Lace

Shae

Full Name/Title: High Queen Shaeanne of Erya (former Princess of Adreas)
Main story: Bowstrings & Velvet
Appears in: Shadows & Lace (mentioned)

Aurelian

Full Name/Title: Sir Aurelian of Clare (Knight of the High King's Guard)
Main story: Shadows & Lace
Appears in: Damask & Deception

Braithe

Full Name/Title: Princess Braithe of Breoch
Main story: Shadows & Lace
Appears in: Damask & Deception

Baudwin

Full Name/Title: King Baudwin of Breoch (former Prince of Breoch)
Main story: Damask & Deception
Appears in: Shadows & Lace, Silk & Steel

Rhiannon

Full Name/Title: Lady Rhiannon
Main story: Damask & Deception
Appears in: Silk & Steel

Isobel

Full Name/Title: Sorceress Isobel
Main story: Silk & Steel
Appears in: A White Rose, Bowstrings & Velvet, Damask & Deception

Castel

Full Name/Title: Sir Castel (Knight | Captain of the King's Guard | Commander of the High King's forces at Fort Mael)
Main story: Silk & Steel
Appears in: Shadows & Lace (unnamed), Bowstrings & Velvet

Rain

Full Name/Title: Rain
Main story: Gossamer & Thorns
Appears in: A White Rose, Bowstrings & Velvet, Silk & Steel (mentioned)

Ereptus

Full Name/Title: Ereptus
Main story: Gossamer & Thorns
Appears in: A White Rose