The League is a covenant that was added in patch 1.07. The only encountered member is Valtr, leader of the covenant.
The goal of the League is to crush small creatures known as Vermin, and crushing these is the only way to rank up in the covenant.
Forbidden Woods, inside the small building used as a shortcut from the first lamp.
|Rank 1||None||Impurity Rune|
|Rank 2||1 Vermin||League Cane, League Oath gesture|
|Rank 3||5 Vermin||Master's Iron Helm|
After reaching Rank 3, Valtr disappears from the Forbidden Woods, although he can still be summoned for co-op.