KGB has fully transferred to NA servers, we started out on EU but when NA came we didn't stay and no you cannot log in to both EU and NA servers from the same account. Unless you buy two accounts you have to choose which server you are going to play on.

I am Wrath, I am Steel, I am the Mercy of Angels.
mors est merces mea – death is my reward
morte in vitam non habet tenaci - Death has no grip on Life.
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