Complete 100% walkthrough, including Ezio Auditore (without armor or crossbow).

What's already 100% complete:

Main Story
Complete the entire main campaign
Full DNA synchronization (100% in all memories)
The Da Vinci Disappearance DLC
All 8 sequences 100% complete
Feathers and Flags
All 10 feathers collected
All 144 flags collected (including flags in Romagna and DLC)
Treasure Chests
All chests fully collected in the game
Rome Renovation and Reconstruction
All of Rome has been fully restored
ALL shops, tunnels, aqueducts, factions, etc. have been opened and upgraded. All 30 shops with unique items purchased
Guild contracts and missions
All mercenary and thief missions, and almost all courtesans, one remains to be completed
All Leonardo missions (Da Vinci machines)
Recruits and the Assassin's Brotherhood
Maximum number of recruits reached (12)
All players have reached the rank of Assassin (level 10)
Achievement "Brotherhood" earned
Additional
All Codex entries collected
Completed all Assassin's Tombs (Romulus Lairs) to 100% completion
Obtained almost ALL weapons and items (except those awarded for the Brutus armor)
Installation:
Unzip the archive
Copy the Ubisoft Game Launcher or Assassin's Creed Brotherhood folder to the root of your C:\ drive (or wherever you have Uplay/launcher installed)
Or simply replace the files in the saves folder:
%USERPROFILE%\Saved Games\Assassin's Creed Brotherhood\SAVES\
Launch the game—the save will appear as number 1 or 2
The save was tested on a clean version 1.03—everything works perfectly.
Have fun playing and may you easily achieve the platinum trophy/100% achievements!

Author: GuardianofGameTime