Action Comics #334

In "The Supergirl from Krypton!" from Action Comics #334, Superman encounters a mysterious crash landing and discovers his long-lost cousin, Supergirl, who reveals her origins from Argo City—where she was sent to Earth before Krypton’s destruction. With her father’s warning about Kryptonite poisoning still fresh, she must learn to adapt to life on Earth, and Superman helps her settle into a new beginning at the Midvale Orphanage.

In "Supergirl's Super-Pet!" from Action Comics #334 (1966), Supergirl struggles to neutralize a dangerous Kryptonite fragment—until a stray orange cat named Streaky, rescued by Linda Lee, accidentally absorbs its energy and gains superpowers. With playful antics and a heroic streak, Streaky uses his newfound abilities to help other cats and stand up to a bully, drawing Supergirl’s attention in a heartwarming, action-packed reunion.

In this 1966 tale from Action Comics #334, Supergirl constructs her own hidden Fortress of Solitude, a sanctuary tailored to her needs—until explorers stumble upon it and threaten to expose her secret unless she grants them wealth and power. The story explores the tension between privacy and vulnerability, as Jo faces a test of trust and resolve.

In "The Three Super-Heroes!" from Action Comics #334, Supergirl travels to the 30th century to join the Legion of Super-Heroes—only to be turned away when Red Kryptonite unexpectedly ages her beyond the group’s strict eligibility requirements. The story explores her reaction to the rejection and her determination to prove she still belongs, even if the future won’t take her.