History of character is unknown.
- Martian Physiology
- Extrasensory Input
- Martian Vision
- Malleable Form
- Superhuman Speed
- Superhuman Endurance
- Superhuman Strength
- Although Sy'rann always appeared as a green Martian, he was in fact a member of the white Martian sub-race.
- When first introduced, the character was initially addressed as J'ornell. Subsequent appearances identified him as Sy'rann. It is possible that J'ornell may have been a first or a last name, but this has never been made clear.
- Appearances of Sy'rann (New Earth)
- Images featuring Sy'rann (New Earth)
- Quotations by or about Sy'rann (New Earth)
- Character Gallery: Sy'rann (New Earth)
- ↑ The powers and weaknesses listed are based on the common abilities of Martians first demonstrated by J'onn J'onzz. The refrences listed are based on J'onzz as depected in the Earth-One and New Earth continuities.
- ↑ 2.00 2.01 2.02 2.03 2.04 2.05 2.06 2.07 2.08 2.09 2.10 2.11 Detective Comics #225
- ↑ Martian Manhunter #4
- ↑ Detective Comics #226
- ↑ Martian Manhunter (Volume 2) #8
- ↑ JLA #89