Special Stages · Stage 8Mutation Lv.8突然変異Lv.8Data updated: 2026-07-24150Energy Cost21,150XP Reward650,000Enemy Base HP5,500Stage Length16Max Enemies9.4Difficulty Build a lineup for this stage Test your team vs this stageStage rewards100% — Cat Ticket ×1 · first clearEnemy spawns (9)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesDoge Dark800%∞3.3s13.3s~16.7s100%—Dark Otter200%330s26.7s~33.3s100%—Doge Dark800%30s3.3s~6.7s99%—Dark Otter200%10s—99%—Zoge250%∞0s10s~13.3s100%—Zigge250%520s26.7s~30s100%—Li'l Zyclone100%340s40s100%—Zapy100%160s—100%—Ms. Sign100%∞900s900s100%—All Resident Undead stages