Collaboration Stages · Stage 3An Unusual Demonいるはずのない異形の鬼1★ 100%2★ 150%3★ 200%4★ 200%80Energy Cost11,280XP Reward50,000Enemy Base HP5,500Stage Length10Max Enemies3.1Difficulty Test your team vs this stageStage rewards15% — Tanjiro Cat · first clear · Treasure RadarEnemy spawns (6)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesOne Horn150%13.3s—100%—Demon Doge200%306.7s16.7s~23.3s100%—Demon Doge200%433.3s20s~26.7s100%—Kang Roo200%273.3s46.7s100%—Le'boin200%133.3s—100%BossMs. Sign100%∞900s900s100%—All Demon Slayer Corps Final Selection stages