Special Stages · Stage 2Ultramarine Castle禍々しき群青の城100Energy Cost8,930XP Reward180,000Enemy Base HP5,400Stage Length18Max Enemies5.1Difficulty Test your team vs this stageEnemy spawns (8)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesCerberus Kids100%∞6.7s10s~13.3s100%—Doge Dark100%313.3s10s~16.7s100%—Aku Doge100%326.7s10s~13.3s100%—Doge Dark100%50.1s13.3s~20s99%—Aku Doge100%50.1s16.7s~23.3s99%—Aku Doge100%60.1s0.7s99%—Shadow Boxer K100%10.1s—99%BossMs. Sign100%∞900s900s100%—All Servant of Darkness stages