------------------------------------------------------------------------------------------------------------------------------------------------------------ Dr. Mario Online RX Codes This game is titled Dr. Mario Online RX in North America, Dr. Mario And Germ Buster in Europe, and Dr. Mario And Saikin Bokumetsu in Japan. Hints Better ranking When your online rank starts to go down from 5,000 down to about 4,000, all you have to do to get a better rank is to simply make a new file. You will start again with 5,000 points for a score.