Underground Labyrinth · Stage 65Underground B65F地底65層50Energy Cost2,820XP Reward800,000Enemy Base HP4,800Stage Length10Max Enemies9.4Difficulty Test your team vs this stageStage rewards50% — XP ×500,000 · Treasure RadarEnemy spawns (4)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesHeavenly Hippoe300%∞10s43.3s~50s100%—Heavenly Hippoe300%333.3s16.7s~23.3s100%—Heavenly Hippoe300%316.7s26.7s~33.3s99%—Winged Pigge100%10.1s—99%BossAll Underground Labyrinth: The Grand Deep stages