Mature Untethered Magic [Warhammer Fantasy/Nasuverse, kind of] [Eventual Multicross]

For reasons beyond your understanding, you have been gifted with a magic system wholly disconnected from the Realm of Chaos. No catch, no drawbacks - just make sure you improve upon your Crest, Cores and Circuits as much as you can, create new Structures as needed, and survive long enough for you to find a way out.