Concurrency

14 achievements

Ultra Rare×14

About Concurrency's achievements

Concurrency has 14 Steam achievements, 14 of them ultra-rare — unlocked by under 5% of players. The rarest is "Obedience", 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 "Obedience"

🗺️ 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 Concurrency achievements

14 achievements

Obedience

Finish fifty halls in one sitting

Ultra Rare1.0%

Getting There

Finish ten halls in one sitting

Ultra Rare1.1%

Rolling in Dough

Get the most expensive upgrades for the gun and sword

Ultra Rare1.1%

Shocking Stuff

Get an electric chain kill

Ultra Rare1.1%

Nothin' But the Rain

Grab your gun and bring the cat in

Ultra Rare1.1%

Nearly Had Him

He can't have gotten far, right?

Ultra Rare1.1%

Expert Platformer

Take the scenic route

Ultra Rare1.1%

Conglaturation!

Beat the game

Ultra Rare1.1%

First Go

Finish a single hall

Ultra Rare1.2%

Quickster

Escape the purple haze

Ultra Rare1.2%

Easy Peasy

Piece together the puzzles

Ultra Rare1.2%

Nice Shootin', Tex

Blast your way through the swamp

Ultra Rare1.2%

Now Boarding

Reach the loading dock

Ultra Rare1.2%

What Could Go Wrong?

I mean, who'd even notice you're gone?

Ultra Rare1.3%