Rath is a plane.
Alara • Arkhos • Cridhe • Dominaria • Fiora • Innistrad • Ir Kaladesh • Kaldheim • Kamigawa • Kephalai • Lorwyn (Shadowmoor) Mercadia • Mirrodin • Muraganda • Phyrexia • Rabiah • Rath • Ravnica • Regatha Shandalar • Tarkir • Theros • Ulgrotha • Valla • Vryn • Wildfire • Zendikar