Collaboration Stages · Stage 2Complete Power215-011★ 100%2★ 150%3★ 200%Data updated: 2026-07-2450Energy Cost23,030XP Reward12,000Enemy Base HP4,000Stage Length10Max Enemies2.2Difficulty Build a lineup for this stage Test your team vs this stageStage rewards10% — Madhead · first clear · Treasure RadarEnemy spawns (8)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesHippoe150%10s—100%—Hippoe150%116.7s—100%—Hippoe150%120s—100%—Hippoe150%126.7s—100%—Gory150%40s13.3s~20s99%—Gory150%3-20s6.7s~13.3s99%—Madhead (Enemy)50%10s—99%BossMs. Sign100%∞900s900s100%—All Battle with Madhead! stages