Holy trivia! Batman at a glance

Creators: Bill Finger and Bob Kane

First print appearance: 1939, Detective Comics #27

First film appearance: 1943, “Batman,’’ 15-chapter serial starring Lewis Wilson

Origin story: Millionaire kid traumatized as parents gunned down during a mugging in Gotham City; becomes vigilante to stop evil.

Real name/occupation: Bruce Wayne, wealthy business magnate

Other names: Dark Knight, Caped Crusader, the Bat

Base of operations: Gotham City

Characteristics: martial arts, physical prowess, endless wealth, brilliant deductive skills, high-tech weapons, psychotic obsession with justice, won’t kill foes

Weaknesses: no true superpowers, being human, PTSD

Bet you didn’t know: The first comic book Caped Crusader was portrayed dressed in red with wings inspired by da Vinci’s designs for human-powered flight; and Batman didn’t always have a “no killing people’’ rule.

Look . . . up in the sky! Superman at a glance

Creators: Jerry Siegel and Joe Shuster

First print appearance: 1938, Action Comics #1

First film appearance: 1948, “Superman,’’ a 15-chapter serial starring Kirk Alyn

Origin story: Sent to Earth from the planet Krypton as baby, found and raised by farming family; discovers superpowers, becomes hero.

Real name/occupation: Kal-El (birth name on Krypton); Clark Joseph Kent, newspaper reporter

Other names: Man of Steel, Man of Tomorrow, Last Son of Krypton

Base of operations: Metropolis

Super powers and characteristics: super strength, super speed, flight, near invulnerability, x-ray vision, heat vision, microscopic/telescopic vision, freeze breath, superhuman hearing, self-healing powers, extreme moral code, refuses to kill foes

Weaknesses: Kryptonite, high-pitched frequencies, doing the right thing

Bet you didn’t know: Superman hasn’t always been able to fly; his “S’’ emblem is the symbol for “hope’’ and his family’s crest back on Krypton.