基于百万城USRA 0-6-0模具的架空车型，非现实存在的车型

51504 Prairie 2-6-2 Tender Smoke Southern (Green)
51505 Prairie 2-6-2 Tender Smoke Canadian National #3594
51506 Prairie 2-6-2 Tender Smoke B&O #2453
51508 Prairie 2-6-2 Tender Smoke Cb & Q #2121
51510 Prairie 2-6-2 Tender Smoke Union Pacific #1837
51514 Prairie 2-6-2 Tender Smoke Union Pacific #1826
51528 Prairie 2-6-2 Tender Smoke Pennsylvania #2765
51529 Prairie 2-6-2 Tender Smoke Santa Fe #2129
51530 Prairie 2-6-2 Tender Smoke Boston & Maine #1501
51531 Prairie 2-6-2 Tender Smoke Canadian National #3591
51532 Prairie 2-6-2 Tender Smoke Northern Pacific #2463