Personal Data

Alter Ego:  Summer Day

Occupation:  Unemployed

Marital Status:  Single

Known Relatives:  Bert Day (father), Helen Day (mother), Doreen Day (sister)

Group Affiliation:  None

Base of Operations:  New York, New York

First Appearance:  Firestorm, The Nuclear Man, Vol. 1, #4 (September, 1978)

Height:  (Summer) 5'7"; (Hyena) 6'4"

Weight:  (Summer) 123 lbs.; (Hyena) 395 lbs.

Eyes:  (Summer) Blue; (Hyena) Brown

Hair:  Brown

Personal Data

Alter Ego:  Jivan Shi

Occupation:  Psychiatrist

Marital Status: 

Known Relatives: 

Group Affiliation:  None

Base of Operations:  Arizona

First Appearance: 

Height:  (Jivan) ;(Hyena) 6'4"

Weight:  (Jivan) ;(Hyena) 395 lbs.

Eyes:  (Jivan) ;(Hyena) Brown

Hair:  Brown