1-circle: can be used by a 1-circle mage or higher
2-circle: can be used by a 2-circle mage or higher
3-circle: can be used by a 3-circle mage or higher
4-circle: can be used by a 4-circle mage or higher
5-circle: can be used by a 5-circle mage or higher
6-circle: can be used by a 6-circle mage or higher
7-circle: can be used by a 7-circle mage or higher
8-circle: can be used by a 8-circle mage or higher
9-circle: can be used by a 9-circle mage or higher
10-circle: can be used by a 10-circle mage