An interview made by the French gaming site 'jeuxonline "reveals some interesting details about Guild Wars 2nd Below you view the cherry pie in the interview:

    * Dungeons / instances is run exclusively by the five-man groups.
    * The system when characters die will be different from the classic "REVIVIFICATION at a rock" or "run back to nature as a spirit with guild wars 2 gold."
    * No duels against fellow players is planned.
    * Hints towards a fully dedicated healklass will be present in the interview with . The speculation, however, whether an armored healer like Aion Cleric will be available.
    * You will not be able to go with your character, just run.
    * Some kind of karma system will be introduced, more info is on the way as developers.

The entire interview you read this, warning of useless "Google translate" translation.

Parlez-vous français, do well in reading the French version here.