Special Stages · Stage 4Archaeology 501: Analysis遺物調査Ⅴ分析Data updated: 2026-07-24100Energy Cost8,930XP Reward1,700,000Enemy Base HP4,800Stage Length20Max Enemies11.3Difficulty Build a lineup for this stage Test your team vs this stageStage rewards100% — Ancient Egg: N006 · first clearEnemy spawns (16)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesMetal Hippoe300%10s—100%—Squire Rel5000%56.7s2s~5.3s100%—Lophiiformes Angaburu150%116.7s—100%—Mr. Angel300%326.7s6.7s~10s100%—Wild Doge200%∞33.3s53.3s~56.7s100%—Crocodylidae Kurocroc100%10s—99%BossWild Doge200%20s23.3s~26.7s99%—Metal Hippoe300%20s80s~83.3s99%—Croakley150%10s—99%—Bore Jr.150%3-13.3s66.7s~70s99%—Squire Rel5000%5-33.3s46.7s~50s99%—Squire Rel5000%5-35.3s46.7s~50s99%—Squire Rel5000%5-37.3s46.7s~50s99%—Squire Rel5000%5-39.3s46.7s~50s99%—Mr. Angel300%3-133.3s6.7s~10s99%—Ms. Sign100%1900s—100%—All Empress' Excavation 5 stages