Sundering Steel
5★ Sword
"A weapon equipped by Endfield operators to significantly boost their combat capabilities."
Combat Performance
Lv.99 Stats 471 MAX ATK
Attack Scaling
44 471
Where to Obtain
In-game Shop / Exchange
Upgrade Calculator
Current: Lv.1Target: Lv.99
ATK Gain
44 → 471
EXP Required
2,559,740
Gold Cost
873,010
MANUAL
Tactical Manual
PHYSICAL BRAWLERFrontline Sustain
This weapon significantly boosts Strength (STR), scaling directly with Physical Skills. Best equipped on Guards or Defenders who rely on Normal Attacks and heavy hits.
Key Passive Ability
Combative: Anthem of Cinder
"ATK +{atk_up1:0.0%}.
After the wielder deals a Physical Stat..."
Squad Synergy
Maximize value by pairing with Breakers to strip enemy armor before engaging.
Skill Progression
Agility Boost [M]
ID: attr_agi| Level | Effect Detail |
|---|---|
| Lv.1 | Agility +16 |
| Lv.2 | Agility +28 |
| Lv.3 | Agility +41 |
| Lv.4 | Agility +54 |
| Lv.5 | Agility +67 |
| Lv.6 | Agility +80 |
| Lv.7 | Agility +92 |
| Lv.8 | Agility +105 |
| Lv.9 | Agility +124 |
Physical DMG Boost [M]
ID: attr_phydam| Level | Effect Detail |
|---|---|
| Lv.1 | Physical DMG Dealt +4.4% |
| Lv.2 | Physical DMG Dealt +8.0% |
| Lv.3 | Physical DMG Dealt +11.6% |
| Lv.4 | Physical DMG Dealt +15.1% |
| Lv.5 | Physical DMG Dealt +18.7% |
| Lv.6 | Physical DMG Dealt +22.2% |
| Lv.7 | Physical DMG Dealt +25.8% |
| Lv.8 | Physical DMG Dealt +29.3% |
| Lv.9 | Physical DMG Dealt +34.7% |
Combative: Anthem of Cinder
ID: phyabn| Level | Effect Detail |
|---|---|
| Lv.1 | ATK +5.0%. After the wielder deals a Physical Status, ATK +7.5% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.2 | ATK +6.0%. After the wielder deals a Physical Status, ATK +9.0% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.3 | ATK +7.0%. After the wielder deals a Physical Status, ATK +10.5% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.4 | ATK +8.0%. After the wielder deals a Physical Status, ATK +12.0% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.5 | ATK +9.0%. After the wielder deals a Physical Status, ATK +13.5% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.6 | ATK +10.0%. After the wielder deals a Physical Status, ATK +15.0% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.7 | ATK +11.0%. After the wielder deals a Physical Status, ATK +16.5% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.8 | ATK +12.0%. After the wielder deals a Physical Status, ATK +18.0% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
| Lv.9 | ATK +14.0%. After the wielder deals a Physical Status, ATK +21.0% for 20s. Max stacks for effects of the same name: 200.0%. Duration of each stack is counted separately. Effect only triggers once every 0.1s. |
Refinement Bonuses
1
Refinement 1
Skill 3 +1
2
Refinement 2
Skill 3 +2
3
Refinement 3
Skill 3 +3
4
Refinement 4
Skill 3 +4
5
Refinement 5
Skill 3 +5
Breakthrough Materials
| Phase | Level Cap | Cost | Materials |
|---|---|---|---|
| Phase 1 | Lv.20 | 2,200 G | Cast Die x5 Kalkonyx x3 |
| Phase 2 | Lv.40 | 8,500 G | Cast Die x18 Auronyx x5 |
| Phase 3 | Lv.60 | 34,000 G | Heavy Cast Die x27 Umbronyx x5 |
| Phase 4 | Lv.80 | 155,000 G | Heavy Cast Die x50 D96 Steel Sample 4 x36 Wulingstone x8 |
Recommended Operators
Common Questions
Is Sundering Steel worth upgrading to Level 99? ▼
Yes, as a 5-Star Sword, Sundering Steel offers significant stat scaling. Maxing it out is recommended for endgame content if you have a compatible character.
How do I get Sundering Steel? ▼
Sundering Steel can typically be obtained through the Weapon Gacha Banner or crafted via the Factory system (check in-game availability).