Ultraman Tiga is the titular giant hero of the tokusatsu series Ultraman Tiga. He is a mysterious ancient Ultraman who awakens in the modern era to protect Earth from monstrous threats and supernatural dangers. The character is known for his multiple combat forms, each emphasizing different strengths in battle. As the central protagonist, Ultraman Tiga symbolizes hope, courage, and the revival of a long-lost guardian power to defend humanity against overwhelming evil.