There were many energy names in fantasy novels that could be referred to as the following: 1. Reiki: It refers to the energy that exists in the body of a living being or between heaven and earth. It can drive the living being to carry out various activities and can also be used for cultivation and manufacturing items. 2. Elemental energy: refers to the energy stimulated by human cultivation. It can enhance human physical fitness and skills. It can also be used to cast spells and create magic items. 3. Strength: The energy intensity of an object or creature can be increased through training, cultivation, and the use of weapons. 4. Magic Power: It refers to the energy that exists in the magic world that can be used to cast magic and create magic items. 5. Electricity: refers to the energy produced by the movement of electrons, which can be used to make electrical appliances, electronic equipment, and cast magic. 6. Firepower: The energy released by burning organic matter in the human body can be used to cast fire spells and create fire items. 7. Ice Power: The energy contained in the cold air released by the human body can be used to cast ice spells and create ice items. 8. Gravity: A certain energy on the surface of the earth can be used to cast gravity spells and create gravity items. These are just some common energy names. You can choose a suitable name according to the plot and character setting of the novel, but you also have to consider the legibility and cohesiveness of the name.