Marlon’s Mystery: The darkside of crime

10 achievements

Ultra Rare×3

Very Rare×7

About Marlon’s Mystery: The darkside of crime's achievements

Marlon’s Mystery: The darkside of crime has 10 Steam achievements, 3 of them ultra-rare — unlocked by under 5% of players. The rarest is "Elthon's Memory", earned by just 1.0% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

1.0%

of players earned "Elthon's Memory"

🗺️ 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 Marlon’s Mystery: The darkside of crime achievements

10 achievements

Elthon's Memory

Get Elthon to remember Jared's name.

Ultra Rare1.0%

Mavis Note

Find the "Mavis note".

Ultra Rare1.8%

Thomas' secret

Discover Thomas' secret.

Ultra Rare2.3%

Simon's Notebook

Find Simon's notebook and give it to him.

Very Rare5.6%

Little chef

Find the little chef poster.

Very Rare5.9%

Evelyn's Drawings

Find Evelyn's drawings and give them to her.

Very Rare6.6%

People skills

Meet every character in the game.

Very Rare9.9%

Deep Sleep

Unlock all of Abby's dreams.

Very Rare10.3%

Perfect detective

Solve all the deductions.

Very Rare10.6%

Traveling the world.

Go to all available locations.

Very Rare11.0%