Memory 8 - The Mentor's Keeper - Assassin's Creed: Revelations

Full Sync - Save all citizens under attack.  

Fond Memories achievement in Assassin's Creed: Revelations

Memory 2 - The Exchange - Sequence 8 - The End of an Era - Primary Memories, Assassin's Creed: Revelations

Memory 5 - A Familiar Face - Sequence 3 - Lost and Found - Primary Memories, Assassin's Creed: Revelations

The Mentor's Wake, Assassin's Creed Wiki

Assassin's Creed: Revelations - Sequence 3 - Mission 8 - The Mentor's Keeper (100% Sync)

The Mentor's Keeper, Assassin's Creed Wiki

Memory 2 - A Narrow Escape - Sequence 1 - A Sort of Homecoming - Primary Memories, Assassin's Creed: Revelations

Memory 8 - The Mentor's Keeper - Assassin's Creed: Revelations Guide - IGN

The Mentor's Keeper (Altaïr Memory 1) - Assassin's Creed Revelations

Memory 8, Sequence 3 - Lost and Found - Assassin's Creed: Revelations Game Guide & Walkthrough

Memory 8, Sequence 3 - Lost and Found - Assassin's Creed: Revelations Game Guide & Walkthrough