donar's treatise of war gain double xp and cp from combat Symphony of War overviewcharactersClassesArtifactsTraitssquadswalkthroughTier ListMechanicsSquad TemplatesArtifact TableEconomy & SurrenderDifficulty TipsGlossary Artifact Donar's Treatise of War Epic Hiệu ứngGain double XP and CP from combat