| Alias |
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|
Nightmaster |
|
| Nick Name | |
| | | |
| Civilian ID | |
| Jim Rook | |
| Occupation | |
|
Adventurer Barkeep Bookseller Musician |
|
| Legal Status | |
| Citizen of the United States with no criminal record. | |
| Nation or Planet of Origin | |
| Earth | |
| Group Affiliation | |
|
Primal Force |
|
| Base of Operations | |
| Oblivion Bar | |
| Height | |
| 6' 1" | |
| Weight | |
| 185 lbs. | |
| Eye Color | |
| Blue | |
| Hair Color | |
| Gray | |
| Skin Tone | |
| Caucasian | |
| Known Powers | |
| Mystically enhanced human with apparent immortality capable of various mystical talents when wielding the Sword of Night. | |
| Accessories | |
| Sword of Night: Mystical extra-dimensional blade which imbues the wielder with various mystical talents. | |
| Common Enemies | |
| | | |
| Regularly Appearing | |
| Shadowpact | |
| First Appearance | |
| Showcase #82 (May, 1969) | |
| Creator | |
| Denny O'Neil, Jerry Grandenetti & Dick Giordano | |
| Origin | |
| The lead singer for the rock group known as the Electrics, Jim Rook and his fiancée entered a run-down shop called the Oblivion. Transported to the mystical medieval dimension known as Myrra. Discovering that he was a descendant of the Myrran warrior, Nacht, Rook assumes ownership of the mystical Sword of Night, which grants him the power of the Nightmaster. | |