Tophia

Tophia is the main antagonist of Pretty Cure Galaxy. Her alter ego is Dark Cure Bowser (ダークキュアバウサー) and her planetary aspect is Hades (or sometime Dark Pluto).

Personality
Tophia can be described as the "Queen of the Dark Planet".

Dark Cure Bowser
The element of darkness, pollutes every healing life of the world, Dark Cure Bowser.

Trivia

 * Tophia can be reffered as Bowser from the Super Mario series.