Tiamat

Tiamat is the goddess of chromatic dragons, wrath, and vengeance, and former Archduchess of Avernus. Her divine domains include Death, Tempest, and War. She is the parent god of chromatic dragons and created the first tarrasque.

The plane she resides on is the Nine Hells, where she is imprisoned.

Family

 * Parent: Asgorath
 * Siblings: Bahamut, Zorquan
 * Children: Kurtulmak