Age Manipulation (others) – The ability to age others. Age Manipulation is also known as Gerontokinesis, and Senescence. Subareas include the ability to make another person younger, older and/or negate their aging.
Literary Critique of Age Manipulation (others)
The first character to demonstrate this power was the Evolution King (DC) in Superman V1 #15.
Terra-Man (DC) ages Superman (DC) in Superman V1 #250.
Vartox (DC) –Superman V1 #281
Captain Cold (DC) uses his cold gun to make Laura Lamont younger in The Flash V1 #193.
The Super-Genius Baby becomes and adult and Superman becomes an infant in Superman V1 #224.
Halflife (Marvel) can make people older. Halflife is a bad guy!
Time Master (Marvel) was aging people back in the sixties in Tales to Astonish #63. Time Master is a bad guy. Notice a pattern? Aging someone is the sort of thing a bad guys does. Kind of like (004) Acid Generation!
Time Master back at work in 20222 in Antman # 1(Marvel)
Age Manipulation was a common DC Silver Age plot gimmick.
Action Comics V1 #251
Action Comics V1 #267
Action Comics V1 #270
Action Comics V1 #284
Action Comics V1 #396
Adventure Comics V1 #317
Adventure Comics V1 #356
Batman V1 #119
Batman V1 #147
Flash V1 #157
Jimmy Olsen V1 #54
Jimmy Olsen V1 #66
Jimmy Olsen V1 #85
Lois Lane V1 #10
Lois Lane V1 #32
Lois Lane V1 #40
Lois Lane V1 #42
Jetta of the 21st Century #7 (Standard) shows the funny side of this superpower.
Professor Enigma (Fantagraphics) again shows this superpower can be comical in Love and Rockets V4 #3.
Kaine Salinger (DC) is the rare superhero that ages people in Outcasts #1.