Mentor

Mentor asks for 100% synchronisation in the main memories, meaning every optional objective in every main story memory. It is one of the hardest base game achievements, held by about 1.4% of Steam players.

Category: Challenge
How to unlock: Reach 100% Sync in the Main Memories.
Trophy: Gold
Gamerscore: 40G
Players who have it: 1% on Steam

Unlocked by

Sequence 9: Shall We Dance?Sequence 9 is the finale of the 1868 story: the twins prepare for and then infiltrate the Queen's ball at Buckingham Palace to stop Crawford Starrick reaching the Shroud of Eden. Completing it unlocks the Shall We Dance? achievement, worth 50 Gamerscore or a gold trophy.

Good to know

Optional objectives can be replayed from the memory menu after the story.
A gold trophy, worth 40 Gamerscore.
1.4% of Steam players have unlocked it.

How to get it

Finish the story, then replay any memory below full sync and do its optional objectives.

Related achievements

Image: Ubisoft

Official screenshot from Ubisoft.

Mentor

Category: Challenge
How to unlock: Reach 100% Sync in the Main Memories.
Trophy: Gold
Gamerscore: 40G
Players who have it: 1% on Steam

Unlocked by

Sequence 9: Shall We Dance?Sequence 9 is the finale of the 1868 story: the twins prepare for and then infiltrate the Queen's ball at Buckingham Palace to stop Crawford Starrick reaching the Shroud of Eden. Completing it unlocks the Shall We Dance? achievement, worth 50 Gamerscore or a gold trophy.

Good to know

Optional objectives can be replayed from the memory menu after the story.
A gold trophy, worth 40 Gamerscore.
1.4% of Steam players have unlocked it.

How to get it

Finish the story, then replay any memory below full sync and do its optional objectives.