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Thunderberge Weapon Art

Thunderberge

6★ Greatsword

"A weapon equipped by Endfield operators to significantly boost their combat capabilities."

Combat Performance

Lv.99 Stats
594 MAX ATK
Attack Scaling
55 594

Where to Obtain

In-game Shop / Exchange

Upgrade Calculator

Current: Lv.1Target: Lv.99
ATK Gain
55 594
EXP Required
2,559,740
Gold Cost
873,010
MANUAL

Tactical Manual

PHYSICAL BRAWLER

Frontline 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

Medicant: Eye of Talos
"Shield applied +{shield_up:0.0%}. When the wielder restores ..."

Squad Synergy

Maximize value by pairing with Breakers to strip enemy armor before engaging.

Skill Progression

Strength Boost [L]

ID: attr_str
Level Effect Detail
Lv.1 Strength +20
Lv.2 Strength +36
Lv.3 Strength +52
Lv.4 Strength +68
Lv.5 Strength +84
Lv.6 Strength +100
Lv.7 Strength +116
Lv.8 Strength +132
Lv.9 Strength +156

HP Boost [L]

ID: attr_hp
Level Effect Detail
Lv.1 Max HP +10.0%
Lv.2 Max HP +18.0%
Lv.3 Max HP +26.0%
Lv.4 Max HP +34.0%
Lv.5 Max HP +42.0%
Lv.6 Max HP +50.0%
Lv.7 Max HP +58.0%
Lv.8 Max HP +66.0%
Lv.9 Max HP +78.0%

Medicant: Eye of Talos

ID: heal
Level Effect Detail
Lv.1 Shield applied <@ba.heal>+24.0%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[7.0%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.2 Shield applied <@ba.heal>+28.8%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[8.4%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.3 Shield applied <@ba.heal>+33.6%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[9.8%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.4 Shield applied <@ba.heal>+38.4%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[11.2%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.5 Shield applied <@ba.heal>+43.2%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[12.6%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.6 Shield applied <@ba.heal>+48.0%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[14.0%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.7 Shield applied <@ba.heal>+52.8%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[15.4%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.8 Shield applied <@ba.heal>+57.6%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[16.8%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.
Lv.9 Shield applied <@ba.heal>+67.2%. When the wielder restores HP with their own combo skill, grant the controlled operator an additional <@ba.heal>[19.6%×Wielder's Max HP] Shield for 15s. Effect only triggers once every 15s.

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
Igneosite x8

Recommended Operators

Common Questions

Is Thunderberge worth upgrading to Level 99?
Yes, as a 6-Star Greatsword, Thunderberge offers significant stat scaling. Maxing it out is recommended for endgame content if you have a compatible character.
How do I get Thunderberge?
Thunderberge can typically be obtained through the Weapon Gacha Banner or crafted via the Factory system (check in-game availability).