Collaboration Stages · Merc Storia: Showdown · 6/8
Energy105
Clear XP3,150
Base HP180,000
Map length3,700
Max enemies6
Spawn interval0.03s
Enemy traits 
Floating 
Traitless
Floating Traitless 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
Boss
Spawn timeline
Scroll sideways to see more. For enemies with a base HP condition, drag the orange circle to set when they appear.
Enemies 7 types
| Enemy | Count | Mag. | HP | Attack | First | Respawn |
|---|---|---|---|---|---|---|
| From the start 4 types | ||||||
 Celesse | Unlimited | 400% | 1,000 | 200 | Start | 16.67–30s |
 Nono | Unlimited | 400% | 2,600 | 600 | 3.33s | 16.67–30s |
 Yoichi | Unlimited | 400% | 15,200 | 3,120 | 6.67s | 16.67–30s |
 Ms. Sign | Unlimited | 800% | 80,000 | 8 | 900s | 900s |
| Once base HP ≤ 80% 3 types | ||||||
 Serum | 2 | 400% | 36,800 | 2,400 | Immediately | 1–2s |
| Serum | Unlimited | 400% | 36,800 | 2,400 | Immediately | 16.67–23.33s |
 Norn | Unlimited | 400% | 12,800 | 1,720 | Immediately | 10–16.67s |
 Healer Boss | 1 | 100% | 299,999 | 3,250 | Immediately | — |
HP and attack include the magnification.
Clear rewards
If the reward chances add up to more than 100, the rows are rolled in order and each later row shares what is left.
Score rewards
Earned when your battle score reaches that value.