Crystal Sun Dancer

Crystal Sun Dancer is a pegasus from Princess of Power (toyline). She and her brother Crystal Moonbeam come from Crystal World. After coming to Etheria, Sun Dancer guards Crystal Castle at day.

Princess of Power Minicomics
In the minicomic Across the Crystal Light Barrier, Princess Adora and Spirit arrive to Crystal World, Moonbeam brings Sun Dancer, who knows how to leave Crystal World by air, so Adora and Spirit transform into She-Ra and Swift Wind and they all fly back to Etheria.

Princess of Power (minicomics)

 * Across the Crystal Light Barrier

She-Ra: Princess of Power (cartoon)

 * Assault on the Hive