Fires when a raid encounter starts.

Signature:

(encounterID, "encounterName", difficultyID, raidSize)

Arguments:

  • encounterID - Numerical identifier of the encounter (not like in the Encounter Journal!). (number)

  • encounterName - Localized name of the encounter. (string)

  • difficultyID - Difficulty identifier of the current instance. (number)

    • 0 - None; not in an Instance.
    • 1 - 5-player Instance.
    • 2 - 5-player Heroic Instance.
    • 3 - 10-player Raid Instance.
    • 4 - 25-player Raid Instance.
    • 5 - 10-player Heroic Raid Instance.
    • 6 - 25-player Heroic Raid Instance.
    • 7 - Raid Finder Instance.
    • 8 - Challenge Mode Instance.
    • 9 - 40-player Raid Instance.
    • 10 - Not used.
    • 11 - Heroic Scenario Instance.
    • 12 - Scenario Instance.
    • 13 - Not used.
    • 14 - Flexible Raid.

  • raidSize - Number of raid members. (number)