Collaboration Gauntlets · Stage 8MISSION 8Data updated: 2026-07-24140Energy Cost12,502XP Reward840,000Enemy Base HP4,500Stage Length15Max Enemies9.4Difficulty Build a lineup for this stage Test your team vs this stageStage rewards100% — Cat Ticket ×1 · first clear · Treasure RadarEnemy spawns (8)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesMARS PEOPLE (Enemy)2400%∞3.3s33.3s~40s100%—MARS PEOPLE (Enemy)2400%34.7s6.7s~13.3s100%—MARCO (Enemy)2400%∞6.7s40s~60s100%—SV-001 (Enemy)2377%113.3s—100%—HUGE HERMIT (Enemy)1423%153.3s—100%—DONALD MORDEN (Enemy)239%166.7s—100%—SV-001 (Enemy)2377%30s3.3s99%—SOL DAE ROKKER (Enemy)946%120s—100%BossAll METAL SLUG STRIKES! stages