Demote the target from being a main assist.
/mainassistoff [options] player
You can also use
This command accepts secure command options. The value associated with the first satisfied condition will be interpreted as described below. If no conditions are satisfied, no action will be performed.
If the first satisfied condition explicitly specifies a target, that target (and not the associated value) will be interpreted as described below.
- unitId or name of a player in your group to remove the main assist role from. If not specified, defaults to the player's current target.
- Requires Raid Leader or Raid Assistant status