* Aventus cannot be [[Skyrim:Adoption|adopted]], even when the [[Skyrim:Hearthfire|Hearthfire]] add-on is installed.
* Aventus is sometimes referred to as an [[Skyrim:Imperial|Imperial]] in dialogue from other NPCs
, and his name is more typical of an Imperial than a Nord, suggesting that his race may have been changed at some point during the game's design.
* If you attack him, Aventus will say, ''"Wait! That's not how this is supposed to work!"'' if he is in the Aretino Residence, and ''"What are you doing? I thought we were friends!"'' if not.