After seeing the timestamps I can see why you think I have walls. This is a mod called cleantf2, makes all the textures 1 colour and removes some translucent ones. Especially at 16500

*from blackwonder tf2 servers*

User name: Chi Teng What is your type of punishment? Ban Where were you banned from? (DID NOT ANSWER QUESTION) Who has punished you? Cyrium (Steam ID: STEAM_0:0:89136981) Why were you punished? For aimbot and walls Why should we revoke your punishment? My steam ID is...