It's a great combination - you are doing Slash damage (sword) and Pierce damage (dagger) so check the mobs resistance to various physical attacks. Also if you are above level 50 melee you get XP for both 1 Handed Sword and Close Combat (for the Dagger).
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It's bad luck to be superstitious . . .Palta e decata, nan nec ilne matala.
When one goes on a journey it is not the scenery that changes, but the traveller