Metal Slug Defense
Collaboration Stages · 3 stages
Crown difficulty
All enemies ×100% magnification
No restrictions
All enemies ×150% magnification
No restrictions
All enemies ×200% magnification
No restrictions
All enemies ×300% magnification
- Special · Rare only
| # | Stage | Energy | Boss | Enemies | Rewards | Base HP |
|---|---|---|---|---|---|---|
| 1 | Immortal Allen O'Neill | 30 | | | 10,000 | |
| 2 | Attack on Huge Hermit | 60 | | | 90,000 | |
| 3 | Jupiter King Convoy | 80 | | | 200,000 |