He begins the story as a short, unassuming and lonely young boy, but grows up into a commanding and well-loved man. 50+ videos Play all Mix - Crossover Cove: Theme of Simon the Digger YouTube Tengen Toppa Gurren Lagann OST Sorairo Days FULL VERSION - Duration: 5:38. sasha prey 7,011,163 views Simon (シモン, Shimon) (pronounced like "Simone") is the central protagonist of the anime and manga series, Tengen Toppa Gurren Lagann.