It seems like the by far most popular mod for R:TW inspires many people to write AAR's.
For a good read, you can always take a look at the EB Gameplay Guides and AARs subforum HERE.
The most recent AAR's are those written by seleucid empire:
- The Rebirth of the Greeks : a Syracuse AAR
- Conquest and a Game of Empires : A Seleucid AAR
- The Road to Immortality: An Arche Seleukeia AAR