Merc Storia (メルクストーリア meruku sutōria) is a Role-playing game published by Happy Element K.K, has collaboration events with Battle Cats. Latest collab period: October 16th, 2019 (11:00 JPT) to October 30th, 2019 (10:59 JPT)


To be updated.

List of Units

CRO Name Rarity Collab added How to Unlock
110 Seresu/Celesse RR 1st Rare Cat Capsule
111 Nono RR 1st Rare Cat Capsule
113 Norun/Norn RR 1st Rare Cat Capsule
115 Seramu/Serum RR 1st Rare Cat Capsule
112 Oruga/Orga RR 1st Rare Cat Capsule
116 Fuu RR 1st Rare Cat Capsule
114 Yoichi RR 1st Rare Cat Capsule
117 Aura SR 1st Rare Cat Capsule
118 Rei/Ray SR 1st Rare Cat Capsule
189 Aroisu/Alois SR 2nd Rare Cat Capsule
190 Shitoruiyu/Citrouille SR 2nd Rare Cat Capsule
344 Orutosu/Orthos SR 3rd Rare Cat Capsule
119 Wyburn/Wyvern UR 1st Rare Cat Capsule
185 Harushuto/Hearscht UR 2nd Rare Cat Capsule
186 Kooneria/Cornelia UR 2nd Rare Cat Capsule
187 Juvens UR 2nd Rare Cat Capsule
188 Misutika/Mystica/Mystiqué UR 2nd Rare Cat Capsule
345 Misheria/Michelia UR 3rd Rare Cat Capsule
346 Todomeki UR 3rd Rare Cat Capsule
506 Eyewaltz UR 4th Rare Cat Capsule
120 Magical Healer EX 1st

Drop in 「対決!メルクストーリア」

and 「地獄のメルクストーリア」

121 Merc EX 1st Download Merc Storia
191 Titi EX 2nd Clear collab quest 「侵略のネコヴァル!」
*Names taken from the Merc Storia English Wiki

List of Levels

Confrontation! Merc Storia

対決!メルクストーリア (Taiketsu! Merukusutōria), 2-star and 3-star difficulty are available in the second event.

JP name translation Difficulty
Stage 1 にゃんこなのですよ It's a cat. Easy
Stage 2 療術士の旅立ち Departure of Ryojutsu nurses Easy
Stage 3 モンスター恐怖症 Monster phobia Normal
Stage 4 謎のびん詰め美少女 Mysterious bottling beautiful girl Normal
Stage 5 ネコどもの鎮圧 Suppression of cats Hard
Stage 6 失われた記憶 Lost memory Hard
Stage 7 愛で紡ぐキズナ Kizuna spun in love Hard
Stage 8 ひとふり300ヤード 300 yards of Hitofuri  Veteran

Merc Storia Hell

地獄のメルクストーリア (Jigoku no merukusutōria, Merc Storia Inferno) 2-star and 3-star difficulty are available in the second event.

JP name translation
Stage 1 都炎上 超激ムズ Capital Ablaze (Insane)

Counterattack of Merc Storia

Merc storia new chapter 1
逆襲のメルクストーリア (Gyakushū no merukusutōria) is the new timed stages added in the second event, three new enemies appear in this event: Aroisu, Kooneria and Harushuto.
JP name translation Difficulty
Stage 1 臆した飛翔!アロイス Put the flight! Aroisu Easy
Stage 2 天涯の訪問者!コーネリア Visitor from Skyline! Kooneria Normal
Stage 3 夜明く銀の獣!ハルシュト The silver brute who becomes empty in the evening! Harushuto Expert

Mysterious Merc Storia

神秘のメルクストーリア, added in the 3rd collab.

JP name translation Difficulty
Stage 1 翼を与えられし者 ? Easy
Stage 2 聖翼と呼ばれた少女 ? Normal
Stage 3 鬼鎮めの儀式 ? Hard

Warlock Awakens

Merc storia new chapter 2
The Special Cat Magical Healer can unlock his true form by chance in this new Hard+++ Stage.
JP name translation
Stage 1 癒術士進化への道 激ムズ Road to More Warlock Evolution (Hard+)
Stage 2 癒術士進化への道 超激ムズ Road to More Warlock Evolution (Hard+++)

Merc Awakens

開眼のメルク襲来! added in the 3rd collab.
Merc-Titi awakened
JP name translation
Stage 1 メルク進化への道 超上級 Road to Merc Evolution (Expert)
Stage 2 メルク進化への道 超激ムズ Road to Merc Evolution (Insane)

Titi Awakens

開眼のティティ襲来! added in the 3rd collab.

JP name translation
Stage 1 ティティ進化への道 超上級 Road to Titi Evolution (Expert)
Stage 2 ティティ進化への道 超激ムズ Road to Titi Evolution (Insane)


Japanese Version

  • 2017 Collab: June 27th, 2017 (11:00) to July 11th, 2017 (10:59)
  • 2015 Collab: June 17th, 2015 (15:00) to June 30th, 2015 (14:59)
  • 2014 Collab: June 17th, 2014 to June 30th, 2014.


4th Collaboration

3rd Collaboration

1st and 2nd Collaborations

Merc Storia goodies

External Links

Merc Storia Collaboration Event
Cat Units HealerMercTitiCelesseNonoOlgaNornYoichiSerumYoichiFuuAuraReiAloisCitrouilleOrthosWyvernHearschtCorneliaJuvensMysticaMicheliaTodomekiEyewaltz
Enemy Units CelesseNonoNornSerumOlgaFuuYoichiReiAuraWyvernHealerHearschtCorneliaAloisHealer Cat CCMerc & Cat CCTiti Cat CCOrthosMicheliaTodomeki
Merc Storia: Inferno A City Aflame (Insane)
Merc Storia: Showdown Cats After AllHealer's JourneyTeraphobicA Strange Bottled GirlSubjugated CatsLost MemoriesThreads of Love300 Yard Strike
Healer Awakens! Healer Awakens (Expert)Healer Awakens (Insane)
Merc Awakens! Merc Awakens (Veteran)Merc Awakens (Insane)
Titi Awakens! Titi Awakens (Veteran)Titi Awakens (Insane)
Merc Storia: Attack Alois: Cowards FlightCornelia: Heaven's GraceHearscht: Silver Beast
Merc Storia: Mystery FeatheredOn Holy WingsBlade Ritual
Collaboration Event Stages (BCJP 9.5)
Hometown Self-Defense Force Suddenly Second ClassCorporal PirikaraSergeant ChakkariSergeant JordemoLieutenant KakeashishiMajor JujuColonel EnyakoraIntense Chief of Staff
Princess Punt Enchanted Princess How to Cook YuurinchiiYou Lynch!High Heels and ChamomileLet's Go To The EggPrincess's SecretPrincess Battle
Princess Punt Stages Kerihime Is Here! (Easy)Kerihime Is Here! (Normal)Kerihime Is Here! (Hard)
Sleeping Beauty Awakens Road to Sleeping Beauty Evolution (Expert)Road to Sleeping Beauty Evolution (Insane)
Kerihime Awakens Road to Kerihime Evolution (Expert)Road to Kerihime Evolution (Insane)
Teachings of Ketbas Kingdom Hurry UpButtons on FlowersButtons on a Crying FaceButtons on the Second FloorKerihime Captured by Laughing Gate
Sweet Battle Great War Intense Fight! Sweet Food in Another BellyMedicine Is Sweet In The MouthForbidden Sweets Are Sweet
Google Android To the Future ArchitectureCloud ServicesStorage ServersOn DemandBug SquashingBookmarkersSolid State RockFiber Cookie
Droid Awakens! ParaDroid (Expert)ParaDroid (Insane)
Million Arthur Diffuse Million Arthur One Million StoriesSwordsman CastleThe Fate of BritainA Place of SkillExcaliburMagic SchoolThe Birth of the True KingGyudon and Heavy Metal
Dragon Poker Beginning of the DockingReal-time BattleShout FestivalBan ColiseumRookie League5vs5Super-combinedBreaker Crash
Final Boss Advent!? Final Boss Advent!? キタ---(゚∀゚)---!!
Singer Cat Awakens! Road to Singer Evolution (Expert)Road to Singer Evolution (Insane)
Merc Storia Merc Storia: Inferno A City Aflame (Insane)
Merc Storia: Showdown Cats After AllHealer's JourneyTeraphobicA Strange Bottled GirlSubjugated CatsLost MemoriesThreads of Love300 Yard Strike
Healer Awakens! Healer Awakens (Expert)Healer Awakens (Insane)
Merc Awakens! Merc Awakens (Veteran)Merc Awakens (Insane)
Titi Awakens! Titi Awakens (Veteran)Titi Awakens (Insane)
Merc Storia: Attack Alois: Cowards FlightCornelia: Heaven's GraceHearscht: Silver Beast
Merc Storia: Mystery FeatheredOn Holy WingsBlade Ritual
Dragon League 20-to-20Cat BattleNyanko Coliseum
Kishidan Kishidan Clash! ! Shiratori ShochikuHoshi GuranmanieSaionji HitomiSaotome HikaruAyanokōji ShōSuper Clash!! Kishidan!!
Survive! Mola Mola! Survive! Mola Mola! Squid BenderMean Morning SunbeamsLife Ain't Easy, Kid
300 Million Dead Molas Only Brother LeftLife's Hard ModeSardine BonesSUDDEN DEATHOne Step from Heaven
Ayumi Manbosaki Strikes! Ayumi Manbosaki Strikes! (Sudden Death 1 - 20)
Shoumetsu Toshi ~Chapter 1~ A Post-Apocalypse TaleDeliveryman TakuyaA Mystery Girl
~Chapter 2~ Good Cats, Bad CatsA Bothersome CatThe Nyanko Plan
~Chapter 3~ LOST (Insane)
Takuya & Yuki Awaken Takuya & Yuki Awaken! (Veteran)Takuya & Yuki Awaken! (Insane)
The Lost World Another Mystery GirlDon't Act Like You Know MeAll Worlds Will End
City of Souls Blackened Soulthe Two YukisThree Destinies
Annihilated City A Post-Apocalypse TaleDeliveryman TakuyaA Mystery GirlGood Cats, Bad CatsA Bothersome CatThe Nyanko PlanLOST (Insane)
The World Beyond An Encounter With SinFoolish Wanderer KanoWishing for Happiness
Messier's Assault! Messier's Assault! (Land of Dreams 1 - 20)
Yakuza Apocalypse Polar Road CatsIf You Bite, Everyone YakuzaThe Decisive Battle of the Great War! !
Monster Hunter Monster Hunter Hunting Quest Noble Queen・Rathian 【Village】King Of The Sky・Rathalos 【Inferior】Proud Strongest Couple! 【Superior】
【Emergency】 Monster Hunter Hunting Quest Queen, Descends 【Inferior】The Sky Has Fallen, King Of The Sky! 【Superior】Hunt Sky And Fire Dragons! 【G Class】
Metal Slug Defense Metal Slug Defense stages Immortal Allen O'NeilAttack on Huge HermitJupiter King Convoy
Super Metal Slug Devils on the Doorstep (Hard+++)
Yurudora Yurudrasil Divine! A New Mythology BeginsImperial City BardiaThe Backlash of the GodsValhalla BattleThe End is Coming?! NYA GURAROKU!
Castle & Dragon Castle & Dragon Castle & Dragon and CatsBecause It Is a NinjaRunning Through The BattlefieldTrouble Talking To Girls...Pretend to WatchTraditionFor Pretty CatMucha! I'm Going To Make It!
Castle & Dragon Awakes! Stages Road to Swordsman EvolutionRoad to Horsemen Cavalry EvolutionRoad to Ashura EvolutionRoad to Battle Balloon EvolutionRoad to Dragon Rider EvolutionRoad to Pretty Cat EvolutionRoad to Cyclops EvolutionRoad to Golem Evolution
Immortal Castle & Dragon League Lifting (Expert)Things Born From Eggs (Insane)Castle&Dragon Great War (Deadly)
Castle Dragon VS Castle Dragon Knights Invasion (Easy)Knights Invasion (Hard)Knights Invasion (Demon)Knights Invasion (God)Knights Invasion (Dragon)
Nebaaru-kun and Nyan Puzzle Mamoruyo Cat Protecting with Cat PuzzleI'll Protect You Too Nebaaru-kunTogether Protecting Cats
Neo Mushroom Garden A Fungal Challenge Fungal DominanceKing of the TableFunghi Wasn't Built In a Day
Y! Mobile Futenyan Appears Fute sugita nekoSarani futeru neko
Madoka Magica Puella Magi Madoka Magica Make A Contract With MeBecome a Magical GirlYou Can Change Fate ItselfI Don't Understand YouDo You Intend To Be a God?
Witch's Labyrinth The Rose Garden Witch (Easy)The Rose Garden Witch (Veteran)
Witch's Labyrinth The Dessert Witch (Normal)The Dessert Witch (Expert)
Witch's Labyrinth The Box Witch (Hard)The Box Witch (Insane)
Walpurgisnacht The Stagebuilding Witch (Deadly)
A Fake Mitakihara The Nutcracker Witch (Veteran)The Nutcracker Witch (Merciless)
Cat Busters Cat Busters Charge! A World With Only CatsStolen Time MachineChasing The Mouse
Pikotaro PPAP PPAP
Nazousagi Nazousagi Advent!? A World controlled by PuzzlesObsessed with PuzzlesPuzzles VS SophismsFour Heavenly Kings of PuzzlesResolved by Physical Attack
Hiroshi Mihara Chasing Dream Idols Shiryouko's Photography Studio
Hiroshi Mihara Awakens! Hiroshi Mihara Awakens! (Easy)Hiroshi Mihara Awakens! (Normal)
Crash Fever Gate of ALICE Virus of LoveExplosive EscapeOrder/Disorder
Moonlit City Converging RaysFever Time!World War ALICE
Queen Rampant Sudden Rampage (Normal)Synthetic Hubris (Hard)Chaos Construct (Veteran)Abandoned Future (Expert)Tangible Existence (Deadly)
Gudetama I am Gudegude You Can Boil ItYou Can Grill ItIt's Good To Have It Raw
I Can Eat Anything ComplicatedStability OrientationGood Morning
Gudegude Is Busy Life Is SeriousI Can't Beat It MyselfI Don't Want To Grow UpI Can't Do ItSeriously Starting Next Year
Gudetama Cat Awakens! Road to Gudetama Cat Evolution (Veteran)Road to Gudetama Cat Evolution (Insane)
Fate/Stay Night: Heaven's Feel The Holy Grail War Schoolyard ClashMidnight InterceptionManor RuinsInconspicuous TrapBeginning of the End
Holy War: Saber Fated Night (Easy)Fated Night (Expert)
Holy War: Lancer Assault from Above (Easy)Assault from Above (Expert)
Holy War: Archer Unlimited Bladeworks (Easy)Unlimited Bladeworks (Expert)
Holy War: Rider Blood Temple (Easy)Blood Temple (Expert)
Holy War: Gilgamesh King of Heroes (Veteran)King of Heroes (Deadly)
Holy War: Saber Alter Consumed by Shadow (Veteran)Consumed by Shadow (Deadly)
Power Pro Baseball Sophomore Summer First Round Match (Easy)Second Round Match (Normal)Final Round (Hard)
Prof. Wild's Challenge Willing Sacrifice (Veteran)Willing Sacrifice (Deadly)
Date Chance: Karin Iron Will (Easy)Iron Will (Expert)
Date Chance: Misaki Warm Smile (Easy)Warm Smile (Expert)
Date Chance: Sairi No.1 Angel (Easy)No.1 Angel (Expert)
Date Chance: Ren Burning Love (Easy)Burning Love (Expert)
Mentori Mentori's Masterplan Mental ManipulationsNot A Penguin
Neon Genesis Evangelion Evangelion Activates! State of EmergencyNERVI Mustn't Run Away...
Decisive Battle! Futagoyama FortressPre-fire SequenceHigh-Order EnergyDon't Say FarewellStart by Smiling
The 9th Angel Strikes! Asuka On Board (Easy)Asuka On Board (Expert)
The 10th Angel Strikes! Refusal Type (Hard)Refusal Type (Merciless)
Unit-13 Strikes! It's Not Your Fault (Veteran)We'll Meet Again (Merciless)
LINE Pokopang! Pokopang Forest Friends! Rabbit's MischiefSheep's BravadoBear's Bashfulness
Trio from the Woods Puzzle Attack!Collecting CherriesRainbow Blast!
Get On! Kyoto City Subway Moe Uzumasa School Attendance Uzumasa Tenjingawa StationNijouTorimaru OikeKitaoujiKitayama
Saki Matsuga School Attendance MatsugasakiKitayamaKitaoujiKuramaguchiMarutamachi
Misa Ono School Attendance OnoYamashinaKeageTorimaru OikeImadegawa
Get on the Subway ShijouKyotoJuujouKuinabashiTakeda
Betakkuma WeirdFuriousFunky
Hikakin Hikakin Advent Bunbun Hello CatIt's Hikakin
Hikakin Awakens! Phoenix Dance (Easy)
Maji Island Tour Qibao Island - With Maji Cat Travel With Maji CatAnywhere is Good...Let's Go!Hand in Hand, Let's Go Together
Bikkuriman Holy Demon War Outbreak! The Dying Heavenly WorldJourney to HopeFight hard! Next battle
Bikkuriman Choco Seal Hidden Behind ChocolateDevil vs AngelWhen It Is Done, It Will Return!Buy a DreamKira Seal Surprise!
Wonder Maria Showdown! Great Fortress Penetrating The Sky (Hard)Great Fortress Penetrating The Sky (Insane)
Yamato Devil Awakens! Will To Be Inherited (Veteran)Will To Be Inherited (Expert)
Kaohsiung Rapid Transit Kaohsiung Rapid Transit Red Line Taroko ParkCentral ParkBeautiful IslandKaohsiung StationOlympia
Kaohsiung Rapid Transit Orange Line XiziwanYanchengpuBeautiful IslandWeiwuyingDadong
Chocolate Chocolate Cat Awakens! Chocolate Cat Strikes! (Easy)Chocolate Cat Strikes! (Normal)
Yuru-i GeGeGe no Kitarou: Youkai Dotabata Daisensou Yuru-i! Neko-Musume Attacks! I Love FishAngry Bakeneko ChangesWhat I Hate Is Nezumi-Otoko
Yuru-i Gegege no Kitarou Yuru~Battle with Youkai!A Big Reversal at Hyakki!Unprecedented Youkai Changes?!Kimo? Are you lost?Save Japan from Dangerous Youkai!
Dot Heroes The Hero to be Born is a DotOnly One Dot in the WorldBut Always This Dot3D Though a DotThe Game is a Dot, After All
Shakurel Planet The Jaws of NatureGnawin’ BonesChompin’ TreesMunchin’ RocksThe Future Is Chins
Street Fighter V: Arcade Edition Street Fighter (Easy) Warrior of NatureIlluminating FlameRush & BlazeBONUS STAGEBlue JadeIron CycloneImpregnable FortressInvincible Fist
Street Fighter (Normal) Illuminating FlameIron CycloneBlue JadeBONUS STAGERush & BlazeWarrior of NatureInvincible FistImpregnable Fortress
Street Fighter (Hard) Iron CycloneImpregnable FortressRush & BlazeBONUS STAGEIlluminating FlameBlue JadeInvincible FistWarrior of Nature
New Challenger Master of the Fist (Veteran)Sekia Goshoha (Deadly)
Tokyo Skytree 7th Anniversary ★ Tokyo Skytree Sorakara (Easy)From Now On (Easy)I'll Try! (Easy)
Hatsune Miku Hatsune Miku Electric DivaSing with a SmileFuture is Virtual
MIKU CHERRY Spring PopstarScent of BlossomsSakura Dance
Nissin U.F.O. U.F.O. Strikes! Open the Lid and Pour Out the SaucePour Hot Water and Wait 3 MinutesFinish By Mixing The Sauce
U.F.O. Corps Strikes! ① How To Make Without Reading • ② Search For Hot Water Line • ③ Add Hot Water Without Opening The Pouch • ④ Not Enough Hot Water • ⑤ Accidentally Forget • ⑥ Missed the Sauce • ⑦ Lid That Opens • ⑧ How Many Minutes? • ⑨ The Sink • ⑩ Noodles Thrown Into The Sink • ⑪ Protect The Back Of The Lid • ⑫ Blue Glue Bag Disappear! • ⑬ Forgotten Chopsticks • ⑭ Mixing Power • ⑮ Slowly Sinking • ⑯ First Mouth • ⑰ Cloudy Glasses • ⑱ Shining Smile with Blue Glue • ⑲ Smell That Remains • ⑳ Feast!
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