Collaboration Stages · Stage 1Only Brother Left兄弟全滅1★ 100%2★ 200%3★ 300%4★ 300%30Energy Cost4,230XP Reward3,000Enemy Base HP4,500Stage Length3Max Enemies1.1Difficulty Test your team vs this stageStage rewards10% — XP ×10,000 · Treasure RadarEnemy spawns (2)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesAyumi Manbosaki1%15s—100%BossMs. Sign100%∞900s900s100%—All 300 Million Dead Molas stages