Story: "Parallel Lives Meet At Infinity..." (22 Pages)

Credits:

John Byrne and Jerry Ordway (plot)
John Byrne (script)
Jerry Ordway (pencils)
Dennis Janke (inks)
Albert DeGuzman (letters)
Petra Scotese (colors)
Michael Carlin (edits)

Feature Character:

Superman (in between Superman Vol. 2 #21 and #22)

Guest Stars:

Supergirl (in between Superman Vol. 2 #21 and #22; also in flashback preceding Superman Vol. 2 #16)
Lex Luthor (in between Superman Vol. 2 #21 and #22; also in flashback preceding Superman Vol. 2 #21)
Pete Ross (in between Superman Vol. 2 #21 and #22; also in flashback in between Legion of Super-Heroes Vol. 3 #38 and Superman Vol. 2 #21; both of the Time Trapper's pocket universe)
Lana Lang (last in Legion of Super-Heroes Vol. 3 #38; Lana Lang of the Time Trappers' pocket universe; dies in flashback)
Bruce Wayne
Hal Jordan
Oliver Queen (first appearance of all three; inhabitants of the Time Trapper's pocket universe; all three next in Superman Vol. 2 #22)

Villains:

General Zod
Quex-Ul
Zaora (first post-Crisis appearances; prisoners of the Phantom Zone; all three in flashback; all three next in Superman Vol. 2 #22)