Pixeldiet has been on-site on Paradox North offices and helped out with the development for Magicka: Wizard Wars

Magicka: Wizard Wars is a Spellcasting Action PvP game with the humor and the dynamic realtime spell system of Magicka. Players form teams of four and blaze their way across the battlefield, combining magical elements on the fly to create hundreds of spell combinations with wildly varying effects.