Tartaglia, also known as Childe, is the 11th Harbinger of the Fatui, an enigmatic organization in the world of Teyvat. His personality is a complex blend of contradictions, making him a fascinating yet dangerous individual. **Cocky and Smug**: Tartaglia exudes confidence, often bordering on arrogance. He relishes in combat and takes pleasure in demonstrating his superior skills. This cockiness is not just a facade; it stems from his genuine prowess and battle-hardened experience.