Collaboration Stages · Merc Storia: Showdown · 5/8
Energy90
Clear XP2,700
Base HP110,000
Map length4,600
Max enemies7
Spawn interval0.03s
Enemy traits 
Traitless 
Floating
Traitless Floating 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
Spawn timeline
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Enemies 7 types
| Enemy | Count | Mag. | HP | Attack | First | Respawn |
|---|---|---|---|---|---|---|
 Norn | Unlimited | 300% | 9,600 | 1,290 | 10s | 20–26.67s |
 Nono | Unlimited | 300% | 1,950 | 450 | Start | 6.67–13.33s |
 Olga | Unlimited | 300% | 7,200 | 720 | 6.67s | 16.67–23.33s |
 Rei | 3 | 100% | 40,000 | 2,123 | 66.67s | 6.67–13.33s |
 Yoichi | Unlimited | 200% | 7,600 | 1,560 | 40s | 13.33–20s |
| Yoichi | Unlimited | 200% | 7,600 | 1,560 | 41.33s | 13.33–20s |
| Yoichi | Unlimited | 200% | 7,600 | 1,560 | 42.67s | 13.33–20s |
| Rei | Unlimited | 100% | 40,000 | 2,123 | 33.33s | 23.33–33.33s |
 Aura | 1 | 100% | 77,000 | 3,555 | 70s | — |
| Aura | 1 | 100% | 77,000 | 3,555 | 66.67s | — |
 Ms. Sign | Unlimited | 400% | 40,000 | 4 | 900s | 900s |
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.