Gamemnae (Supergirl)

Gamemnae, also known as Gemma Cooper, is the main antagonist of season 5 and the opening antagonist of Season 6 in Supergirl. 
She is one of the former leaders of the planet Jarhanpur, the high-ranking member of Leviathan, and the self-proclaimed Goddess of Technology.
She is also a mentor to Andrea Rojas and a board member of Obsidian North. 
Gemma was ultimately killed by Supergirl using the anti-life equation.
She is portrayed by Cara Buono, who also portrayed Nancy and Mike Wheeler's mother, Karen, on Stranger Things. 
== History ==
== Powers and Abilities ==
* Jarhanpurian Physiology
== Possessions ==
== Weaknesses ==
* Jarhanpurium: The weakness for all Jarhanpurians
* Anti-Life Equation
== Navigation ==
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