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Rio (Armed)

Millennium Science School

Rio (Armed)

★★★

/Explosive/Attacker

Btier

Introduction

Rio (Armed) is a 3-star Explosive student in Blue Archive. Rio (Armed)'s role is Attacker. School: Millennium Science School.

On the Blue Archive tier list Rio (Armed) is B tier, 70th of the 242 students ranked.

Other Explosive students in Blue Archive: Airi, Airi (Band), Akane (School), Akari, Ako (Dress), Aru and 85 more.

Rio (Armed) in raids

On the raids usage list Rio (Armed) is C tier, 54th of 264: brought by 4.3% of ranked Global players to the last 8 raids, on average.

  • Raid usage4.28%

By raid, newest first

  • Hod (Indoor)1.8%
  • Gregorius (Indoor)0.2%
  • Hovercraft (Outdoor)2.8%
  • Drumbarka (Street)6%
  • Myouki Kurokage (Street)0.9%
  • KAITEN FX Mk.0 (Street)22.4%
  • Perorodzilla (Outdoor)0.1%
  • Goz (Outdoor)0.1%

Rio (Armed)'s banners

All banners
  • 26 May 2026 to 9 June 2026Unique Recruitment

Profile

The president of Seminar, Millennium's student council.

An extraordinary situation calls for an extraordinary outfit. Rio's versatile suit is designed to adapt to any situation: on-site utility, machine work, real-time analysis, and even electronic warfare.

Rio (Armed)'s full name is Tsukatsuki Rio. Rio (Armed)'s birthday is June 6th, and Rio (Armed) stands 5'7" tall. Rio (Armed) is voiced by Lynn in Japanese and Kim Pureum in Korean. Rio (Armed)'s hobby is designing. koo3473 drew Rio (Armed).

Stats

  • Max HP55th31,347
  • ATK191st2,810
  • DEF193rd108
  • Healing169th5,765
  • Accuracy233rd101
  • Evasion38th1,079
  • Crit176th203
  • Crit DMG200%
  • Stability237th980
  • Normal Attack Range194th550
  • Cost Recovery700

At level 90 and 5 stars, before the Exclusive Weapon, equipment, Talents and Relationship Rank. Each bar is measured against the highest value in the Blue Archive roster, and the place is out of every student with that stat.

At level 1 and 90

  • Max HPLevel 1, 3 stars: 2,473Level 90, 3 stars: 26,006Level 90, 5 stars: 31,347
  • ATKLevel 1, 3 stars: 247Level 90, 3 stars: 2,241Level 90, 5 stars: 2,810
  • DEFLevel 1, 3 stars: 19Level 90, 3 stars: 108Level 90, 5 stars: 108
  • HealingLevel 1, 3 stars: 1,675Level 90, 3 stars: 4,688Level 90, 5 stars: 5,765
  • AccuracyLevel 1, 3 stars: 101Level 90, 3 stars: 101Level 90, 5 stars: 101
  • EvasionLevel 1, 3 stars: 1,079Level 90, 3 stars: 1,079Level 90, 5 stars: 1,079
  • CritLevel 1, 3 stars: 203Level 90, 3 stars: 203Level 90, 5 stars: 203
  • Crit ResLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • Crit DMGLevel 1, 3 stars: 200%Level 90, 3 stars: 200%Level 90, 5 stars: 200%
  • Crit DMG ResLevel 1, 3 stars: 50%Level 90, 3 stars: 50%Level 90, 5 stars: 50%
  • StabilityLevel 1, 3 stars: 980Level 90, 3 stars: 980Level 90, 5 stars: 980
  • Normal Attack RangeLevel 1, 3 stars: 550Level 90, 3 stars: 550Level 90, 5 stars: 550
  • CC PowerLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • CC ResLevel 1, 3 stars: 100Level 90, 3 stars: 100Level 90, 5 stars: 100
  • Recovery BoostLevel 1, 3 stars: 100%Level 90, 3 stars: 100%Level 90, 5 stars: 100%
  • Cost RecoveryLevel 1, 3 stars: 700Level 90, 3 stars: 700Level 90, 5 stars: 700
  • Mag CountLevel 1, 3 stars: 5Level 90, 3 stars: 5Level 90, 5 stars: 5
  • DEF PenetrationLevel 1, 3 stars: 0Level 90, 3 stars: 0Level 90, 5 stars: 0
  • MobilityLevel 1, 3 stars: 200Level 90, 3 stars: 200Level 90, 5 stars: 200

Before the Exclusive Weapon, equipment, Talents and Relationship Rank. Stars raise ATK, Max HP and Healing only.

Combat profile

Squad
Striker (fights on the field)
Position
Middle
Attack type
Explosive
Armor type
Special
Weapon
Handgun
School
Millennium Science School
Club
Seminar
Year and age
3rd Year, 17 years old
Equipment slots
Hat, Hairpin, Watch

Terrain affinity

  • UrbanS (SS with the weapon at 3 stars)
  • OutdoorB
  • IndoorD

Affinity sets how well a student fights on each stage type, from D up to SS.

Skills

5

  • The Power of Cybernetics

    EX Skill · Cost 4
    Level

    Deals 2576% of ATK as damage to 1 enemy.

  • Parameter Refinement

    Basic Skill
    Level

    Increases Crit DMG by 41.6% every 35 sec (for 30 sec).

  • Evolutionary Algorithm

    Enhanced Skill
    Level

    Increases ATK by 26.6%.

  • Evolutionary Algorithm+

    Enhanced Skill +
    Level

    Increases Crit DMG by 3800. Also increases ATK by 26.6%.

    Replaces Evolutionary Algorithm once Rio (Armed)'s Exclusive Weapon reaches 2 stars.

  • Metaheuristic

    Sub Skill
    Level

    20% chance to increase type-effective damage dealt to Light Armor enemies by 11.6% when attacking (for 13 sec) (cooldown: 5 sec).

Exclusive Weapon

Upgrade planner

Policy Maker

Handgun

Rio's self-defense pistol. Thanks to her suit's support, she can fire with even greater precision than before.

  • 1 starLv. 30: ATK +323, Max HP +2,661
  • 2 starsLv. 40: ATK +403, Max HP +3,327Enhanced Skill becomes Evolutionary Algorithm+
  • 3 starsLv. 50: ATK +484, Max HP +3,992Urban affinity S to SS
  • 4 starsLv. 60: ATK +565, Max HP +4,658Explosive damage +10%

Stars and Relationship Rank

Star bonuses

  • 4 starsBonus over 1 star: ATK +14%, Max HP +9%, Healing +12%Rank cap: 30
  • 5 starsBonus over 1 star: ATK +31%, Max HP +23%, Healing +27%Rank cap: 100

Rio (Armed) starts at 3 stars. Each star also lifts the Relationship Rank cap.

Relationship Rank bonus

  • 5Total bonus: ATK +8
  • 10Total bonus: ATK +23
  • 15Total bonus: ATK +43, Max HP +320
  • 20Total bonus: ATK +68, Max HP +705
  • 25Total bonus: ATK +73, Max HP +770
  • 30Total bonus: ATK +78, Max HP +835
  • 35Total bonus: ATK +88, Max HP +930
  • 40Total bonus: ATK +98, Max HP +1,025
  • 45Total bonus: ATK +113, Max HP +1,185
  • 50Total bonus: ATK +128, Max HP +1,345

Stats stop growing at rank 50.

Talents

  • Max HP25 levels, up to +5%
  • ATK25 levels, up to +5%
  • Healing25 levels, up to +5% (little use for Rio (Armed))

Gifts Rio (Armed) likes

7

Favourites

  • Airbook Rare
  • A-Pods Pro
  • Cosplayer Coke-Bottle Glasses
  • Extravagant Gilded Jar of Greed
  • Gamegirl Color Replica
  • Potted Bug-Eating Plant
  • World's Most Useless Gadget

A gift gives more Relationship Rank EXP the more of Rio (Armed)'s favourite-item tags it carries. Gifts not listed still give the base amount.

Lines and Memorial Lobby

When recruited: Leave the electronic warfare to me. I'll demonstrate the most logical response.

MomoTalk status: Tasklist /S

Rio (Armed)'s Recollection Lobby
Rio (Armed)'s Recollection Lobby

Upgrade costs

Open in the planner

EX Skill

  • Lv. 2Credit Points ×80,000Beginner Tactical Training Blu-ray (Millennium) ×12Disco Colgante Piece ×18
  • Lv. 3Credit Points ×500,000Normal Tactical Training Blu-ray (Millennium) ×12Beginner Tactical Training Blu-ray (Millennium) ×18Broken Disco Colgante ×15Voynich Manuscript Page ×33
  • Lv. 4Credit Points ×3,000,000Advanced Tactical Training Blu-ray (Millennium) ×12Normal Tactical Training Blu-ray (Millennium) ×18Repaired Disco Colgante ×10Damaged Voynich Manuscript ×27
  • Lv. 5Credit Points ×10,000,000Superior Tactical Training Blu-ray (Millennium) ×8Advanced Tactical Training Blu-ray (Millennium) ×18Intact Disco Colgante ×9Annotated Voynich Manuscript ×20

Basic, Enhanced and Sub Skills

  • Lv. 2Credit Points ×5,000Beginner Tech Notes (Millennium) ×5
  • Lv. 3Credit Points ×7,500Beginner Tech Notes (Millennium) ×8
  • Lv. 4Credit Points ×60,000Normal Tech Notes (Millennium) ×5Beginner Tech Notes (Millennium) ×12Disco Colgante Piece ×5
  • Lv. 5Credit Points ×90,000Normal Tech Notes (Millennium) ×8Broken Disco Colgante ×5Voynich Manuscript Page ×14
  • Lv. 6Credit Points ×300,000Advanced Tech Notes (Millennium) ×5Normal Tech Notes (Millennium) ×12Broken Disco Colgante ×10Voynich Manuscript Page ×19
  • Lv. 7Credit Points ×450,000Advanced Tech Notes (Millennium) ×8Repaired Disco Colgante ×4Damaged Voynich Manuscript ×17
  • Lv. 8Credit Points ×1,500,000Superior Tech Notes (Millennium) ×8Advanced Tech Notes (Millennium) ×12Intact Disco Colgante ×5Annotated Voynich Manuscript ×9
  • Lv. 9Credit Points ×2,400,000Superior Tech Notes (Millennium) ×12Intact Disco Colgante ×7Annotated Voynich Manuscript ×15
  • Lv. 10Credit Points ×4,000,000Secret Tech Notes ×1

Star promotion

  • 4 starsCredit Points ×200,000Rio (Armed)'s Eleph ×100
  • 5 starsCredit Points ×1,000,000Rio (Armed)'s Eleph ×120

Exclusive Weapon

  • 2 starsCredit Points ×1,000,000Rio (Armed)'s Eleph ×120
  • 3 starsCredit Points ×1,500,000Rio (Armed)'s Eleph ×180
  • 4 starsCredit Points ×2,000,000Rio (Armed)'s Eleph ×200

Talent: Max HP

  • Lv. 1-5Credit Points ×500,000Disco Colgante Piece ×50Physical Education Workbook ×10
  • Lv. 6-10Credit Points ×500,000Disco Colgante Piece ×75Physical Education Workbook ×10
  • Lv. 11-15Credit Points ×500,000Disco Colgante Piece ×100Physical Education Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Disco Colgante ×30Physical Education Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Disco Colgante ×40Physical Education Workbook ×20

Talent: ATK

  • Lv. 1-5Credit Points ×500,000Disco Colgante Piece ×50Shooting Workbook ×10
  • Lv. 6-10Credit Points ×500,000Disco Colgante Piece ×75Shooting Workbook ×10
  • Lv. 11-15Credit Points ×500,000Disco Colgante Piece ×100Shooting Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Disco Colgante ×30Shooting Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Disco Colgante ×40Shooting Workbook ×20

Talent: Healing

  • Lv. 1-5Credit Points ×500,000Disco Colgante Piece ×50Hygiene Workbook ×10
  • Lv. 6-10Credit Points ×500,000Disco Colgante Piece ×75Hygiene Workbook ×10
  • Lv. 11-15Credit Points ×500,000Disco Colgante Piece ×100Hygiene Workbook ×10
  • Lv. 16-20Credit Points ×1,000,000Broken Disco Colgante ×30Hygiene Workbook ×20
  • Lv. 21-25Credit Points ×1,000,000Broken Disco Colgante ×40Hygiene Workbook ×20

Art

Rio (Armed) key art

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