In this unique place that has so many technological advancements there lies a rare form of magic. To keep all of the Realm and cities going in this make an amazing place they have mage spires.  Inside these giants spires are many magi learnint the abilities and gifts it takes to keep everything running successfully with in this realm without the use of fossil fuels.  This means that the air is naturally healthier air in the upper parts of the cities.  A lot of them are training in elemental  Based magics. This is an order to keep everything running without fossil fuels.  They're often found to be extremely humble and very thrifty using recycled bits and bobs to create their mechanical and cybertech styled outfits.  This creates much less waste product. They are capable of teaching their companion this magic is well. They enjoy very sick stages that mainly have to do with knowledge and learning. As far as offering goes reading  to the companion about human magic is a great opportunity for them to do so.  They have various festivals and holidays to celebrate the founding of their great city on the struggles that it is taken for them to succeed a lot of the artifacts and blueprints that you find will be found by them as they are the city's historians teachers professors and doctors.  They excel in many versions of the mystical arts from aeromancy to candle magic. They are adept at whatever one seeks to learn.