The Ra Yellow (ラー・イエロー Rā Ierō) is a dorm where the middle ranked students live for their duration at Duel Academy. Students in Ra Yellow either achieved excellent scores in their Duel Academy Entrance Exams, moved up from Slifer Red, or down from Obelisk Blue. The head of the Ra Yellow Dorm is Professor Sartyr. The accommodations in Ra Yellow are much better than Slifer Red's but not as upscale as Obelisk Blue's.