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Cardboard Armor

Last updated 2026-01-15

Cardboard Armor is Paperboo's Additional Ability.

Skill Scaling

12345
Shield Generated (1 Enemy) (% HP)1011121314
Shield Generated (2 Enemies) (% HP)1213.214.415.616.8
Shield Generated (3 Enemies) (% HP)1516.51819.521
Shield Duration (s)24

Skill Enhancement

  • Notes:
    • Not all Bangboo feature a Bangboo Chain Attack Skill.
    • The Additional Ability is only levelled through Core Upgrades.
System
Optimization
(Promotion)
Requirements Cost Result
10/20
15,000
  • Active Skill Level +1
  • Bangboo Chain Attack Level +1
20/30 Inter-Knot Reputation:
Certified Proxy
35,000
  • Active Skill Level +1
  • Bangboo Chain Attack Level +1
30/40 Inter-Knot Reputation:
Senior Proxy
75,000
  • Active Skill Level +1
  • Bangboo Chain Attack Level +1
40/50 Inter-Knot Reputation:
Elite Proxy
125,000
  • Active Skill Level +1
  • Bangboo Chain Attack Level +1
50/60 Inter-Knot Reputation:
Legendary Proxy
250,000
  • Active Skill Level +1
  • Bangboo Chain Attack Level +1
Core Upgrade Cost Result
1 → 2
  • Active Skill Level +1
  • Additional Ability Level +1
  • Bangboo Chain Attack Level +1
2 → 3
  • Active Skill Level +1
  • Additional Ability Level +1
  • Bangboo Chain Attack Level +1
3 → 4
  • Active Skill Level +1
  • Additional Ability Level +1
  • Bangboo Chain Attack Level +1
4 → 5
  • Active Skill Level +1
  • Additional Ability Level +1
  • Bangboo Chain Attack Level +1

Total Cost: (1 → 5 for one skill)

Other Languages

LanguageOfficial Name
EnglishCardboard Armor
Chinese
(Simplified)
纸壳护甲
Chinese
(Traditional)
紙殼護甲
Japanese段ボールアーマー
Korean종이 아머
Jong'i Ameo
SpanishCoraza de cartón
FrenchArmure en carton
RussianБумажная броня
Bumazhnaya bronya
ThaiCardboard Armor
VietnameseVỏ Giấy Bảo Hộ
GermanKartonrüstung
IndonesianCardboard Armor
PortugueseArmadura de Papelão

Change History

Version 2.2

  • The wording of Cardboard Armor was changed:
    • Old: Additional Ability
      When there is at least 1 Defense character in your squad: Bangboo Chain Attack generates Shield for all squad members. The more enemies hit, the more Shield generated, up to a max of X% of Paperboo's Max HP.
    • New: Additional Ability
      When there's at least 1 Defense character in your squad: Bangboo Chain Attack generates Shield for all squad members. The more enemies hit, the more Shield generated, up to a max of X% of Paperboo's Max HP.

Version 1.0

  • Cardboard Armor was released.

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