We're not yet at the point where we can release events every week (though we know you would like that). We're working on some major things, some of which you know about (like guild battlegrounds, halloween, etc.) and some of which you don't (like... well... some other cool things we'll talk about soon).
Bottom line is we don't have events every week, but we do try to have at least something fresh every week, in between major and minor events.
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