Underground Labyrinth · Stage 77Underground B77F地底77層Data updated: 2026-07-2450Energy Cost2,820XP Reward800,000Enemy Base HP4,700Stage Length5Max Enemies9.4Difficulty Build a lineup for this stage Test your team vs this stageStage rewards50% — XP ×500,000 · Treasure RadarEnemy spawns (7)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesBaa Baa3000%∞13.3s6.7s~13.3s100%—Celeboodle800%1020s13.3s~16.7s100%—Dark Otter200%333.3s43.3s~50s100%—Croco4000%1533.3s3.3s~10s100%—Rain D.400%246.7s86.7s~90s100%—Ragin' Gory100%1100s—100%—Celeboodle800%4100s6.7s~10s100%—All Underground Labyrinth: The Grand Deep stages