Initially, each character only has 2 default skills. To learn more skills, the player needs to evolve the character. In order to evolve and learn skills of whatever the race is, the more food of that race Monsters eat, the more chances they can successfully learn the skills. There are 8 types of food: Fire, water, lightning, metal, earth, wind, psychic, plant. Monsters of whatever the race is will only eat the Food of that race to learn more hidden skills.