Depending on where you are in the Memory Sequence he can be found in Florence, Venice or Montigerionni (The Villa). He is only in the Villa for Memory Sequence 14. Otherwise you can look for the "L" on the map in Florence or Venice to find him.
Leonardo Da Vinci appears when you find a new codex page. Near the beginning, he is in Florence. He laters leaves and head to Venice. Near the end of the game, he is at your villa.
No. Assassins Creed Brotherhood- Codex Edition will only be available online.
you bring ezio to the assassins tomb
the world
Yes codex edition is the best its 70 pounds + you get the most stuff in codex so its also a bargain
Somewhere along the lines of the game, near Memory Sequence 10 or 11 (I think) you will receive a codex after an assassination. Take this to Leonardo and he will outfit you with the hidden pistol.
A map of the world.
first of all, there are 30 codex pages. once you buy a treasure map for each area, they are marked as treasure(white diamond shapes). the ones that are surrounded by guards are usually the pages.
The codex pages are spread throughout the various cities in AC2. At one point, their locations will be revealed to you in order to continue the main storyline.
go to the blacksmith you can also go running around florence, venice, monteriggioni, and tuscany looking for codex pages. and when you find certain codex pages you can get a pistol, two hidden blades. and also whenever you kill guards you can pick up their weapons
Just use your eagle vision, select a codex page and click on it. It will rotate 90 degrees. Do this to all of them until it forms a map.
The wall is a map of the world so just look at a map when you do it.