I・S・U ~Fighting Musical Chair~

66 achievements

Ultra Rare×9

Very Rare×47

Rare×4

Uncommon×6

About I・S・U ~Fighting Musical Chair~'s achievements

I・S・U ~Fighting Musical Chair~ has 66 Steam achievements, 4 of them ultra-rare — unlocked by under 5% of players. The rarest is "EANEST ACTOR", earned by just 3.4% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

3.4%

of players earned "EANEST ACTOR"

🗺️ Community guides & walkthroughs

Community Ratings

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All I・S・U ~Fighting Musical Chair~ achievements

66 achievements

COMEDY

Make everyone exit with an explosion and end it.

Ultra Rare0.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare0.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare0.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare0.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare0.0%

EANEST ACTOR

Take the time for practice.

Ultra Rare3.4%

100 COLLAPSES

Build a mountain of scraps.

Ultra Rare3.4%

CERTIFICATE

Take all Lessons.

Ultra Rare3.4%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare3.4%

CO ACTOR

Cooperate with others.

Very Rare6.8%

VETERAN

Fight again and again.

Very Rare6.8%

NIRVANA

Meditate deeply.

Very Rare6.8%

VACUUM

Capture the other guys.

Very Rare6.8%

HISTOIRE

Clear Arcade mode as histoire.

Very Rare6.8%

Clear Level 5 Arcade mode as histoire.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

FADIA

Clear Arcade mode as fadia.

Very Rare6.8%

SAVIOR

Clear Level 5 Arcade mode as fadia.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

KOKUZO

Clear Arcade mode as kokuzo.

Very Rare6.8%

ASSASSIN

Clear Level 5 Arcade mode as kokuzo.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

IWAN

Clear Arcade mode as iwan.

Very Rare6.8%

STRENGTH

Clear Level 5 Arcade mode as iwan.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

MEAW

Clear Arcade mode as meaw.

Very Rare6.8%

GHOST HELPER

Clear Level 5 Arcade mode as meaw.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

PAKSSU

Clear Arcade mode as pak-ssu.

Very Rare6.8%

POP STAR

Clear Level 5 Arcade mode as pak-ssu.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

DAN

Clear Arcade mode as dan.

Very Rare6.8%

GENIUS

Clear Level 5 Arcade mode as dan.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

TRICKSTER

Clear Level 5 Arcade mode as dafu.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

WUNALA

Clear Arcade mode as wunala.

Very Rare6.8%

BEAST

Clear Level 5 Arcade mode as wunala.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

SUICIDA

Clear Arcade mode as suicida.

Very Rare6.8%

DAREDEVIL

Clear Level 5 Arcade mode as suicida.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

SHANTI

Clear Arcade mode as shanti.

Very Rare6.8%

MEDITATION

Clear Level 5 Arcade mode as shanti.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

RIGHT MAYOR

Clear Level 5 Arcade mode as steven.

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare6.8%

FATE

Miracle can't prevent fate.

Very Rare10.3%

TRAGEDY

Exit All.

Very Rare10.3%

ART IS DETONATION

Don't you like detonation?

Very Rare10.3%

HURRICANE

The dangerous hurricane comes.

Very Rare10.3%

DAFU

Clear Arcade mode as dafu.

Very Rare10.3%

STEVEN

Clear Arcade mode as steven.

Very Rare10.3%

HARD HIT

Hit a heavy blow.

Very Rare13.7%

EPILOGUE

Clear Arcade mode.

Very Rare13.7%

FIRST COLLAPSE

Show the spirit of self-sacrifice.

Rare17.2%

HIT MAKER

Hit 5 times continuously.

Rare17.2%

MIRACLE

Miracle may help you.

Rare24.1%

PROLOGUE

Play Arcade mode.

Rare27.5%

MUSICAL CHAIR

Sit in the chair.

Uncommon31.0%

UNDERDOG

Exit Underdog.

Uncommon31.0%

GRAND OPENING

Go to the stage.

Uncommon37.9%

BREAK A LEG

Start acting.

Uncommon37.9%

CLASH

Don't be afraid of fighting.

Uncommon37.9%

WELCOME

Welcome to the theater.

Uncommon41.3%