From Guild Wars 2 Wiki
After completion: You can now use the Mentoring Badge accessible in the Party menu and the Mentor chat title activated through the mentor slash command. Your party now has a permanent 5% swiftness bonus in cities.
— In-game description
- Applies Leader of the Pact I to all members of your party in cities.
- The mentor badge can be activated either from the party window or with
/mentor. When active, an icon is visible above the player's head and on the minimap. Active mentors will have "Mentor" printed before their name in chat.