Call to Arms Distinction

Call to Arms Distinction is a quest reward from the following PvP quests after you gain Rank 2 of Ripple in Space:
 * Call to Arms: Drustvar
 * Call to Arms: Mechagon
 * Call to Arms: Nazjatar
 * Call to Arms: Nazmir
 * Call to Arms: Stormsong Valley
 * Call to Arms: Tiragarde Sound
 * Call to Arms: Vol'dun
 * Call to Arms: Zuldazar

Currency for

 * Stalwart Battlefield Memento