Fair rating?Superboy· Season 4 · Episode 20
Metamorphosis
A gym owner is using the blood of his younger customers, along with a gold derivative, to keep himself young. This results in an acceleration in the victims' aging process.
Not streaming in your region — see every region's options
#3In Season 4of 22 rated episodes
#6All-timeof 100 rated episodes
+0.4vs season avgSeason 4 averages 6.6
1992First airedMay 3, 1992