Here are the character descriptions of the main, side/extra characters.
(*) means that they might be changing and are not solidified
Princess of Celesta, a powerful kingdom.
Lost her brother in the war with the Flair Kingdom.
Descendant of Alitha, a legend and hero during the Corruption wars
Can use control the amount of % for her Amino and talk to him.
Strong, disciplined, charismatic.
Tries to be rational and diplomatic but struggles with pride and obsession.
Has a sibling-like bond with Jacker.
Becomes increasingly unstable and distant as she seeks power to protect others.
Searches for a way to beat Flair kingdom
Eventually loses herself to Crutio’s possession.
Dies in her soul after weakening Crutio and Jacker kills him, thus killing her as well
Jacker Hero (aka Jacker Jelly in Season 1)
Comes from a lighting clan, originally from the light kingdom but had to escape due to the Corruption wars
Lives in the Celesta Kingdom with his cold, assassin father and two older brothers.
Has a medical condition where he can’t use his ability without causing his body harm.
Hopeful, selfless, energetic despite his pain.
Deeply loyal and empathetic.
Look up to others, especially Kate and Ben.
Learns to believe in himself despite others’ views on his family and condition.
Suffers greatly after Ben’s death and becomes consumed with grief and rage.
Eventually kills Crutio in the final battle.
Kate’s best friend and moral compass.
Initially not a fighter — stays in the background.
Motherly, responsible, witty.
A peacemaker who bottles up emotions.
Caregiver of the group (cooks, worries, nags lovingly).
Feels helpless seeing her friends suffer.
Trains herself to fight, eventually becomes a general.
Learns that anger is valid, especially through her rivalry with Fred.
Embraces her voice and leadership, no longer hiding behind kindness.
Corruption user from a farming village.
Family was murdered by anti-Corruption locals.
Saved and radicalized by Crutio’s cult.
Becomes friends with Kate after being sent as a mission from the cult
Pretends to be dumb and very kind
Sucker for sweets and good meals
Blunt, sarcastic, deeply loyal to Crutio.
Feels morally justified in his betrayal.
Hides inner conflict behind aggression.
Betrays the group to restore balance and equality but in a harmful manner.
Wants to end monarchic tyranny, believes Kate is a corrupt symbol.
Has a tragic ideological clash with Chia.
Defeated by her and arrested.
The prince of the light kingdom
Once a kind boy, befriended by Deon (a lightning user).
Survived execution after being cursed with corruption ability by his sister by illegal magic
Betrayed by the world and turned bitter.
Made a deal with the crystal and became an Amino to resurrect through possession.
Cold, manipulative, philosophical.
Views life as transactional.
Struggles with guilt and buried emotions.
Possesses Kate, believing she’s his key to rebirth.
Uses corrupted Ben and Fred to torment Jacker.
Fights Jacker and Kate’s soul in the final battle.
Dies after a final duel with Kate in the soul realm and by Jacker killing him
Lightning user and Crutio’s childhood friend.
Symbol of Crutio’s lost innocence and broken promise.
Unknowingly appears in Crutio’s memories, was the one present when Crutio first died
His song and image live on through Jacker.
Mr. Hero (Jacker’s Father) *
Cold assassin and Lightning user.
Keeps Jacker at emotional distance.
Later wounded; tells Jacker he’s proud of him before dying .
Leader of the Hunters, a long-lived shape-shifting race made from dead cells.
His father was betrayed by Crutio during the wars.
Cynical and fierce, but principled.
Blames humans for monsterizing his people.
Joins the group after Jacker helps a Hunter.
Teaches Kate how to control Corruption abilities.
Becomes Jacker’s soul-body combat trainer.
Kate’s stern sword-fighting trainer.
Believes in discipline and duty.
Puppet ruler of the Corruption Kingdom.
Listens more to advisors; weak-willed.
Prince of the Flair Kingdom.
Kate’s political and emotional rival.
Uses magic, which is an illegal thing to do
Tries to help the crystal as a thank you for helping him see
Loses his powers when Fred destroys the crystal.
Plays a role in the final war but is not the true antagonist.
