Collaboration Stages · Stage 1Lower Rank Five - Rui (Easy)下弦の伍・累 初級50Energy Cost7,050XP Reward10,000Enemy Base HP4,000Stage Length5Max Enemies2.2Difficulty Test your team vs this stageEnemy spawns (6)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesHippoe100%36.7s46.7s~53.3s100%—Baa Baa100%116.7s—100%—Snache100%∞26.7s20s~26.7s100%—Rui10%146.7s—100%BossDemon Doge150%∞66.7s60s~66.7s100%—Ms. Sign100%∞900s900s100%—All Mission: Slay Rui! stages