Regatha is the plane where the Order of Heliud was founded. It is known for a magical phenomenon called the Purifying Fire. Parts of Regatha are highly volcanic, and wildlife like the Embermaw Hellion has adapted to living in fiery conditions. Regatha has been visited by Jace Beleren, and Gideon Jura. For certain periods, Jaya Ballard and Chandra Nalaar made it their home.
- The Great Western Wood, home to reclusive elves
- Mount Keralia
- Keral Keep, a monastery founded by followers of Jaya Ballard
- Zinara, the city ruled by the Order of Heliud.