Collaboration Gauntlets · Stage 8I Don't Mind One Bit Lv. 8わたしは一向にかまわん Lv.8Data updated: 2026-07-24140Energy Cost12,502XP Reward750,000Enemy Base HP4,000Stage Length15Max Enemies9.1Difficulty Build a lineup for this stage Test your team vs this stageStage rewards100% — Legendary Dumbbell ×2 · first clear · Treasure RadarEnemy spawns (5)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesCroco2500%∞6.7s10s~13.3s100%—Celeboodle600%46.7s73.3s~80s100%—Retsu Kaioh (Enemy)13500%120s—100%BossDagshund500%340s73.3s~80s100%—R.Ost150%166.7s—100%—All Vs Retsu Kaioh stages