Today, Sony announced the free games coming to PlayStation Plus this October. Keep in mind that these are for the EU, Australia, and New Zealand only, with the North American announcements yet to come.
Entering PlayStation Plus this month for the PS3 will be Far Cry 3, Giana Sisters: Twisted Dreams, and Dragon’s Dogma: Dark Arisen. Entering this month for the PS Vita is Street Fighter X Tekken and Touch My Katamari.
Leaving this month will be Assassin’s Creed III, Saints Row: The Third, Payday: The Heist, Urban Trials, and New Little Kings Story.
Finally, there will be a 50% discount for Worms Revolution, with more unannounced discounts for Worms and Alien Breed titles to come.
These will all go into effect on the 25th of September.
Remember, if you buy one year of PlayStation Plus before September 20, you get 3 months extra for free!
Source: EU PlayStation Blog