BOSSGAME: The Final Boss Is My Heart

BOSSGAME: The Final Boss Is My Heart

16 achievements

Ultra Rare×5

Very Rare×4

Rare×3

Uncommon×1

Common×3

About BOSSGAME: The Final Boss Is My Heart's achievements

BOSSGAME: The Final Boss Is My Heart has 16 Steam achievements, 5 of them ultra-rare — unlocked by under 5% of players. The rarest is "Celestial Spirit", earned by just 3.1% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

3.1%

of players earned "Celestial Spirit"

🗺️ Community guides & walkthroughs

Community Ratings

No ratings yet

Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All BOSSGAME: The Final Boss Is My Heart achievements

16 achievements

Celestial Spirit

Defeat the final boss rush.

Ultra Rare3.1%

Rebellious Heart

Defeat the third boss rush.

Ultra Rare3.7%

Immortal Devil

Defeat the second boss rush.

Ultra Rare4.0%

???

Hidden achievement — tap Reveal secrets to spoil

Ultra Rare4.4%

Bar Trivia Expert

Unlock all lore in the boss wiki.

Ultra Rare4.7%

Harold, They're Lesbians

Achieve a combo of at least 100 hits.

Very Rare6.7%

Lost Daughter

Defeat the first boss rush.

Very Rare7.1%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare9.2%

Ladykiller

Use 50 Grand Finales.

Very Rare11.8%

Close Roommates

Achieve a combo of at least 50 hits.

Rare19.8%

His Pathetic Evil

Defeat the boss of Act III.

Rare25.0%

In Bad Faith

Defeat the boss of Act II.

Rare28.5%

Time Theft

Defeat the boss of Act I.

Uncommon46.2%

Gal Pals

Achieve a combo of at least 25 hits.

Common50.3%

Wakeup Reversal Punish

Revive your partner right before being KO'd.

Common62.4%

A Crow Left of the Murder

Defeat the tutorial crows.

Common88.5%