Collaboration Gauntlets · Stage 6MISSION 6120Energy Cost10,716XP Reward540,000Enemy Base HP4,500Stage Length15Max Enemies8.4Difficulty Test your team vs this stageStage rewards100% — XP ×500,000 · first clear · Treasure RadarEnemy spawns (8)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesMARS PEOPLE (Enemy)1800%∞3.3s33.3s~40s100%—MARS PEOPLE (Enemy)1800%34.7s6.7s~13.3s100%—MARCO (Enemy)1800%∞6.7s40s~60s100%—SV-001 (Enemy)1755%113.3s—100%—HUGE HERMIT (Enemy)1045%153.3s—100%—DONALD MORDEN (Enemy)175%166.7s—100%—SV-001 (Enemy)1755%30s3.3s99%—SOL DAE ROKKER (Enemy)690%120s—100%BossAll METAL SLUG STRIKES! stages