The marks mentioned were undoubtedly the marks that they had acquired by completing those few random quests back in London.
Back in the London instance dungeon, Chen Xiaolian and his team had completed 2 random quests.
They completed Jack the Ripper’s quest and acquired 100 marks.
They also acquired the Sword in the Stone hilt from the Tower of London, which further gave them 200 marks.
However, when they were searching for the Sword in the Stone blade in advance, the important storyline character, Xian Yin died. Even though they had successfully retrieved the blade, they did not get any marks.
Which meant that their Meteor Rock Guild presently have a total of 300 marks.
When the London instance dungeon began, the system had clearly notified them that the marks would play an important role in the later phase of the instance dungeon.
And now…
Authorization to utilize marks now activated!
…