Collaboration Stages · Stage 1A Tower Piercing the Sky (Hard)天を貫く大要塞 上級1★ 100%2★ 150%3★ 200%100Energy Cost18,800XP Reward100,000Enemy Base HP3,600Stage Length8Max Enemies4.1Difficulty Test your team vs this stageStage rewards5% — Rosary Angel (True Form) · first clear · Treasure RadarEnemy spawns (10)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesThose Guys400%∞0s6.7s~20s100%—Squire Rel400%58.3s6.7s~10s100%—Gory400%516.7s6.7s~16.7s100%—Super Devil (Enemy)100%10s—99%—Those Guys400%30s0.1s99%—Squire Rel400%30s0.1s99%—Croco400%30s0.1s99%—Doge Dark100%∞0s16.7s~33.3s99%—Wondermaria (Enemy)10%10s—99%BossMs. Sign100%∞900s900s100%—All Devilish Illusion stages