Reinforcement Magic 「強化魔法 Kyōka Mahō」 is a form of magic that allows the user to increase their physical abilities. Most mages apply this magic in some manner when fighting.
This form of magic allows the user to increase their physical abilities, like strength and speed. In order to use it to its full potential, specific spells are required, which are stored within grimoires.
This magic could also be used to enhance the abilities of allies.