Yanbo

Yanbo is a Millelith captain in Genshin Impact, stationed in The Chasm region, where he is responsible for maintaining order. Players encounter Yanbo and his squad disguised as Treasure Hoarders. By completing the world quest "Undetected Infiltration," players can help Yanbo clear out Treasure Hoarder camps, earning the achievement "Well Done, Stierlitz!" and the item "Cup of Commons". Yanbo is a righteous and dedicated soldier who takes Liyue's security seriously, not overlooking even the smallest criminal activities.