Madame Odius

Madame Odius is one of the secondary antagonists (alongside Ripcon) of Power Rangers Ninja Steel and the main antagonist of Power Rangers Super Ninja Steel. At first, she act like Galvanax's general and advisor but really she plots against him and the ninja power stars for herself.

In Super Ninja Steel, she is now the leader of Galaxy Warriors after survive the Warrior Dome Ship's destruction and continue her scheme of obtain the ninja power stars now with Badonna and Cosmo Royale at her side.

She is voiced by Jacque Drew.

10 years ago she comes at the earth with Galvanax and Ripcon trying of obtain the ninja nexus prism and the ninja power star for increase Galvanax's power but Dane Romero (Brody's father) stop them, apparently costing his life and wreck the star in six pieces, an furious Galvanax order take the prism to the ship and take a young brody as prisioner.

In the present she informs Galvanax about a great quantity of ninja steel in the earth, with which they can create more power stars, when Galvanax and his crew come to earth brody, mick and redbot achieve escape with the prism to the earth, but Galvanax sends Korvaka (one of the contestants of the show) to kill them and recover the prism, at the end, korvaka is defeated and the rangers conseve the prism.

it's later revealed that Odius has the golden power star and holds the gold ranger (later revealed to be Aiden Romero/Levi Weston) captive in order of use his memories for give it to a robot and pass him as Brody's lost brother, aiden, so the robot can gain the rangers's trust and give the ninja power to her.

When Ripcon suspect about Odius's behavior the fake aiden appears and offer him an alliance for obtain the ninja power stars,whic he agrees. When the fake aiden is destroyed, Odius blames Ripcon and signal him as the traitor that Galvanax has looking for, despite of Ripcon' explication and signaling Odius as the true traitor, Galvanax don't believe him and give two options: destroy the rangers or being destroyed, this leads Ripcon at his demise in the rangers's hands and Odius's secret safe.

In the end, she forces victor and monty build a giant magnet for obtain the rangers and galvanax's ninja steel, despite victor and monty's escape she active the magnet and extract galvanax's ninja steel, weaking him, then she reveals herself as the traitor and not ripcon and galvanax curse her, but in that moment a meteor impact the ship and send it away in the space, pressumbly killing odius and cosmo royale.

After Galvanax's death, Odius emerges from the ship and says "The game is not over yet. Not by a long shot", taking over the Warrior Dome Ship and his survivors (including Cosmo Royale).

Trivia

 * She is the first Power Rangers's female main villain since Queen Bansheera of Power Rangers Lightspeed Rescue.
 * Her Super Sentai counterpart Kyuemon Shingetsu Kibaoni is male.