Iron Cyclone
Impregnable FortressCollaboration Stages · Street Fighter - HARD - · 1/12
Energy100
Clear XP3,000
Base HP200,000
Map length4,000
Max enemies7
Spawn interval0.03s
Enemy traits 
Traitless 
Angel 
Dark 
Red
Traitless Angel Dark Red 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 6 types
| Enemy | Count | Mag. | HP | Attack | First | Respawn |
|---|---|---|---|---|---|---|
| From the start 3 types | ||||||
 Doge | Unlimited | 600% | 540 | 48 | Start | 40–60s |
| Doge | Unlimited | 600% | 540 | 48 | 60s | 20–40s |
 Gabriel | 8 | 100% | 13,000 | 1,550 | 30s | 5–10s |
 Ms. Sign | Unlimited | 100% | 10,000 | 1 | 900s | 900s |
| Once base HP ≤ 99% 5 types | ||||||
| Gabriel | Unlimited | 100% | 13,000 | 1,550 | Immediately | 20–30s |
 Doge Dark | Unlimited | 200% | 10,000 | 4,000 | Immediately | 20–30s |
 Chun-Li | 1 | 80% | 288,000 | 4,080 | Immediately | — |
| Gabriel | 3 | 100% | 13,000 | 1,550 | Immediately | 0.07s |
| Doge Dark | 3 | 200% | 10,000 | 4,000 | Immediately | 0.07s |
| Doge | 3 | 600% | 540 | 48 | Immediately | 0.07s |
 Zangief Boss | 1 | 80% | 600,000 | 6,400 | 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.