Guild Wars 2

Guild runner
A guild based mastery line that can only level from completing guild missions.

Mission Scanner
When guild missions are active, attack orders appears on the map, showing the zone of every guild bounty hunt, guild challenge and guild puzzles.

Criminal scanner
The route of guild bounties are shown on the map, with arrows indicating the direction that the bounty walk, as long as the character is on the map.

Trek tracker
A glowing marker will apear on the map, showing the location of guild treks.

Guild Looter
Gain a Guild Commendation for repeated guild missions.

For additional suggestions on masteries see Masterylines