Amethyst of Gemworld

Amethyst of Gemworld is an American animated action-fantasy television series based on  by DC Comics, being developed by TBD. It is produced by DC Entertainment and Warner Bros. Animation and it will premiere on HBO Max on October 23rd, 2020.

Synopsis
Amy Winston learns that she comes from a dimension called Gemworld as she returns to Gemworld with the purpose to free it from the clutches of the villainous Dark Opal.

Main

 * Princess Amethyst/Amy Winston (voiced by Ashley Johnson) - the princess of Gemworld who believed she was a regular girl and now is out to save Gemworld from Dark Opal's grasps.
 * Prince Topaz (voiced by Michael Rosenbaum) - the prince of the kingdom of Topaz who aids Amethyst in her journey to stop Dark Opal.

Supporting

 * Lord Garnet (voiced by Jonathan Adams) - an old ally to King Amethyst who agrees to mentor Princess Amethyst to defeat Dark Opal.
 * Citrina (voiced by Susanne Blakeslee) - an old lady who is the loyal maid to the Amethyst family and a close ally to Princess Amethyst.
 * Lord Moonstone (voiced by Jeff Bennett) - the lord of the Moonstones who is somewhat arrogant but well meaning.
 * Lady Moonstone (voiced by Jennifer Hale) - Lord Moonstone's friendly and caring wife who cares about his safety.
 * Lady Turquoise (voiced by Kari Wahlgren) - the princess of the Turquoise Kingdom who is completely smitten with Prince Topaz.
 * White Opal (voiced by Clancy Brown) - Dark Opal's brother who is the complete opposite of him and is more heroic.
 * Quaar (voiced by Josh Keaton) - a humble citizen of the Aquamarine Islands who leads a small resistance against Lord Aquamarine.
 * Ruby (voiced by Jim Meskimen) - the former lord of the Ruby Kingdom who threw himself into exile after the Kingdom got destroyed by Dark Opal's forces.
 * Granch (voiced by Dee Bradley Baker) - a slightly deformed man who is the son of Dark Opal who he abandoned due to being considered hideous.

Antagonists

 * Dark Opal (voiced by Jamieson Price) - a terrifying enemy of the House of Amethyst who took control of Gemworld and wants to kill off Amethyst.
 * Carnelian (voiced by Yuri Lowenthal) - a man who Dark Opal raises as his own son and second-in-command as a result, he is very egotistical and bratty.
 * Princess Topaz (voiced by Grey Griffin) - Prince Topaz's sister who forms an alliance with Dark Opal so she could be in charge of the Topaz Kingdom and to place her brother out of the picture.
 * Lady Sapphire (voiced by Vanessa Marshall) - the lady of the Sapphire Kingdom who is somewhat xenophobic and formed an alliance with Dark Opal to gain a husband for herself.
 * Sardonyx (voiced by Matthew Mercer) - the desert king of the snakes who was forced to form an alliance with Dark Opal.
 * High Priest Diamond (voiced by [holier than thou Voice]) - a highly religious zealot who worships Black Opal as a god and has all of the other diamonds worship him too.
 * Lady Emerald/Fire Jade (voiced by Mae Whitman) - the only heir to the Emerald Kingdom who is in a state between life and death and needs to drain all of the energy of Gemworld to survive.
 * Lord Aquamarine (voiced by Mark Hamill) - the lord of the Aquamarine Islands who uses oppression in his kingdom and has an obsession with replacing Dark Opal as the Lord of Gemworld.
 * Peridot (voiced by Patton Oswalt) - a famous con-man throughout Gemworld who often tries to con people and truly has no friends or allies.
 * Peridot (voiced by Patton Oswalt) - a famous con-man throughout Gemworld who often tries to con people and truly has no friends or allies.

Episodes
See List of Amethyst of Gemworld episodes.

Trivia

 * The series takes heavy inspiration from the comics yet also treats itself like its own thing.