In a saga that has spanned decades, Superman and Lex Luthor have fought across planets, time, and morality, each battle revealing deeper layers of their rivalry. The most famous confrontations include a red‑sun duel on an alien world, a power‑drained showdown in 2006, and a time‑portal episode that exposed Luthor’s deepest insecurities.

Red‑Sun Duel on a Planet of Natural Disasters

According to the source, in Superman (Volume 2) #164, Lex Luthor challenged the Man of Steel to a duel on a planet with a red sun that stripped Superman of his powers. The battle became a test of intellect and resilience, with Luthor even promising to restore the planet’s water supply to win local support.. At the climax, Luthor chose to let Superman win, a rare moment of altruism that hinted at a possible redemption arc for the villain.

Power‑Depleted Showdown in the 2006 "Up, Up and Away!" Storyline

The source notes that in the 2006 storyline, both heroes were at their lowest points: Superman had lost his powers, while Luthor’s wealth evaporated. Luthor stole Kryptonian tech and piloted General Zod’s warship to destroy Metropolis. When Superman’s powers returned, the two clashed in a brutal, bare‑knuckle brawl that left Luthor’s mech‑suit shattered and both men exhausted.

Poisoning and the Final Moments of Krypton

In the story "Superman: The Men of Tomorrow," Luthor poisoned Superman with solar radiation, killing him.. Later, Luthor stole a formula that granted him Kryptonian abilities, only to have his powers fade under gravity. Despite moments of shared perpsective, Luthor blamed Superman, revealing his fatal flaw: an inability to let go of hatred.

Time‑Portal Ambitions and the Quest for Validation

The source describes a Grant Morrison run where Luthor attempted to open a time portal with Kryptonite, hoping to find a greater civilization.. Instead, he witnessed Krypton’s final moments and saw Superman’s parents, exposing Luthor’s insecurity and desire for validation. This episode highlighted the psychological depths of Luthor’s vendetta.

Gravity‑Manipulated Arena and the Final Defeat

In the "Lex Luthor: Man of Steel" series, Luthor acquired Superman’s powers and faced him in a gravity‑manipulated arena. Although he saw Superman’s worldview,Luthor’s flawed nature led him to refuse acceptance, resulting in a poignant defeat that underscored the eternal clash of ideals.

What Still Remains Unknown?

While the source details five legendary fights, it leaves unanswered questions about the long‑term psychological impact on Luthor after each defeat . It also omits any discussion of how these battles influence the broader DC universe’s political landscape, a gap that future analyses could fill.