Hydroman | Reg'lar Fellers Heroic Comics 1-29

Rainbow Boy| Reg'lar Fellers Heroic Comics 14-20 25

Purple Zombie | Reg'lar Fellers Heroic Comics 1-12

Man o'Metal | Reg'lar Fellers Heroic Comics 7-28

Fearless Flint | Famous Funnies 88-109

Music Master | Reg'lar Fellers Heroic Comics 12-26 28-31

Downbeat | Reg'lar Fellers Heroic Comics 15-26 28-31

1940 |

1. Hydroman | May 31, 1940 | Reg'lar Fellers Heroic Comics 01 | Eastern Color
2. Purple Zombie | May 31, 1940 | Reg'lar Fellers Heroic Comics 01 | Eastern Color

1941 |

1. Man o'Metal | May 29, 1941 | Reg'lar Fellers Heroic Comics 07 | Eastern Color
2. Fearless Flint | November 14, 1941 | Famous Funnies 89 | Eastern Color

1942 |

1. Music Master | April 2, 1942 | Reg'lar Fellers Heroic Comics 12 | Eastern Color
2. Downbeat | October 01, 1942 | Reg'lar Fellers Heroic Comics 15 | Eastern Color