The legendary hero known for his journey and encounters with monsters in Greek legends is Odysseus. His tale is chronicled in Homer’s epic, the Odyssey, which recounts his long journey home after the Trojan War. Throughout his travels, Odysseus faces various challenges, including mythical creatures like the Cyclops and Sirens, embodying themes of cunning, resilience, and the quest for identity and home. His adventures highlight human struggle against adversity and the importance of intelligence in overcoming obstacles.