This weekend is all about a few select medium tanks. Sometimes considered the true heroes of the battlefield--often times, when in the hands of skilled players, they can rapidly deploy to defend or assault an exposed flank.
Starting at 04:30 PDT (11:30 UTC) on October 12, 2012 and lasting until 04:00 PDT on October, 15 2012 (11:00 UTC) the following bonuses will be active. Curious what time this is in your region? Use this handy Time Zone Converter to help you out.
Please keep in mind that selling the above listed tanks during the sale will only yield a 50% return of the sale price as credits.