KAYLA-LA

Relation: Dimitri & Edmund's Great-Great-Grandmother*
Husband: Jor-dann
Known For: Kayla-La is the scientist who discovered the comet that was going to destroy Echidnaopolis (when it was a part of Downunda) and came up with the plan to use chaos emeralds to raise Echidnaopolis into the air and out of the comet's path. She's responsible for the creation of the Floating Island.
First Appearance: SONIC #34
*Thanks for pointing out the error T2!