Front cover titled "Jet No. 4", and rear cover titled "Space Ace No. 5".
"The Rain of Terror!" featuring Jet Powers. 8 pages.
"The First Man In History Who Could Not Die!" featuring Jet Powers. 7 pages.
"Death in Deep Space!" featuring Space Ace. 7 pages.
"The Fleet of Fear!" featuring Jet Powers. 8 pages.
Also known as Jet Powers #4.