Action Comics #576
☆ Be the first to review + Add to your collection — Join freeIn "Earth's Sister Planet!", Superman faces a dire threat from the ruler of a long-lost world once nestled in our solar system—now home to sentient, dominant dinosaurs. With the planet's heir secretly working to protect humanity, Superman must navigate a clash of civilizations while uncovering the truth behind the ancient world's return. Written by William Woolfolk and brought to life by Kurt Schaffenberger’s dynamic art, with colors by Gene D'Angelo and letters by Milt Snapinn, this 1986 classic features a striking cover by Eduardo Barreto.
In "Earth's Sister Planet!" from Action Comics #576, Superman faces a dire threat from the ruler of a long-lost planet once orbiting our solar system—now home to sentient dinosaurs who dominate a world where prehistoric life never died out. When the leader vows to destroy humanity, his son secretly allies with Superman, setting up a tense clash of loyalty and survival.
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Reprinted in Superman Taschenbuch #73 (1986), Superman Taschenbuch #80 (1987)
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