Underground Labyrinth · Stage 73Underground B73F地底73層50Energy Cost2,820XP Reward800,000Enemy Base HP5,000Stage Length20Max Enemies9.4Difficulty Test your team vs this stageStage rewards50% — XP ×500,000 · Treasure RadarEnemy spawns (7)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesShibalien Elite2300%316.7s20s~26.7s100%—Shibalien Elite2300%243.3s6.7s~13.3s100%—Shibalien Elite2300%313.3s20s~23.3s99%—Star Peng2300%1-16.7s—99%—Shibalien Elite2300%∞-100s26.7s~30s99%—Project A2300%10.1s—99%—Le'Solar2300%10.1s—99%BossAll Underground Labyrinth: The Grand Deep stages