Stats are what makes up your characters abilities; its health, attack, defense and speed. These stats are used in various activities and seasonal quests which affects your game play. Each species within Mythika have thier own set stats depending on thier levels and you can check the Species stats. Even with these general set stats, you can also gain extra stats through activities, disciplinaries, seasonal quests, familiars, etc.
If your characters are either deceased or Knocked Out (KO), You will not be able to get any LP's for that character until it has been revived by getting a contract to Nova.