I think they're fine, and pretty expected.
William's my favourite overall. I very much appreciate that they don't have super similar names, especially the twinsets.
My ten would be:
LysanderCaspianHoratio &
PtolemyNikolai &
IndigoJesperAmbrosePandoraZephram
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Pandora Beatrix Clio ✦ Caspian Arthur Hale ✦ Artemis Georgina Ann ✦ Lysander Phoenix Noé
Ptolemy ✦ Horatio ✦ Nikolai ✦ Indigo ✦ Jesper ✦ Cedric ✦ Ambrose
Evanthe ✦ Calista ✦ Morgana ✦ Valkyrie ✦ Zenobia ✦ Demelza ✦ Adira