Atom Zombie Smasher

40 achievements

Ultra Rare×11

Very Rare×9

Rare×8

Uncommon×9

Common×3

About Atom Zombie Smasher's achievements

Atom Zombie Smasher has 40 Steam achievements, 11 of them ultra-rare — unlocked by under 5% of players. The rarest is "Llama-rama", earned by just 1.3% of players. Across 7 SteamVault hunters who reached 100%, full completion takes a median of about 18 hours. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

1.3%

of players earned "Llama-rama"

SteamVault 100%s

members fully completed it

Median to 100%

18h

typical time to full completion

🗺️ 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 Atom Zombie Smasher achievements

40 achievements

Llama-rama

Launch 500 Llama Bombs.

Ultra Rare1.3%

The Gold Standard

Accrue 500 gold medals.

Ultra Rare1.3%

The Lucky Ones

Rescue 100,000 people.

Ultra Rare1.4%

Hypothesis Now

Rescue 10,000 scientists.

Ultra Rare1.4%

Wrecking Crew

Accrue 10,000 dynamite kills.

Ultra Rare1.7%

Remote Control

Accrue 10,000 landmine kills.

Ultra Rare1.8%

International Killing Machine

Complete a campaign with the Hardcore and Permadeath modifier.

Ultra Rare2.0%

The Diplomats

Complete a mission with 3 players.

Ultra Rare2.5%

Long Arm

Accrue 10,000 sniper kills.

Ultra Rare3.5%

They Live

Complete a campaign with the Alt. Spawning modifier.

Ultra Rare3.5%

The Operators

Accrue 10,000 infantry kills.

Ultra Rare4.2%

Hit Somebody

Get 100 landmine kills in a mission.

Very Rare5.5%

Lit Fuse

Get 100 dynamite kills in a mission.

Very Rare5.7%

The Big Stick

Accrue 10,000 artillery kills.

Very Rare6.9%

Powder Keg

Destroy 50 Zed in one dynamite explosion.

Very Rare7.6%

Bookworm

Unlock all the vignettes.

Very Rare9.1%

Watch Your Step

Destroy 50 Zed in one landmine explosion.

Very Rare9.1%

Llamas on Demand

Purchase a Llama Bomb.

Very Rare11.0%

Multiplicity

Complete a campaign with the Triplets modifier.

Very Rare12.0%

Long November

Complete a 20,000 point campaign.

Very Rare13.1%

Maximum Overrescue

Rescue 300 people in a mission.

Rare15.5%

How Fast They Are

Complete a mission under 30 seconds.

Rare15.8%

Big Dipper

Rescue 40 or more people in one helicopter pickup.

Rare17.4%

Snipe Hunt

Use snipers to destroy 100 Zed in a mission.

Rare17.8%

Tactical Camelid

Cleanse four Zed territories with one Llama Bomb.

Rare22.0%

KringleJammer

Defeat Wave 7 in the KringleJammer mini-game.

Rare22.1%

Street Sweeper

Get 100 infantry kills in a mission.

Rare27.2%

Zed Industrial Complex

Complete the campaign.

Rare27.7%

Dog Days

Rescue at least 100 people in July.

Uncommon33.1%

Bombardier

Destroy 50 Zed in one artillery strike.

Uncommon38.4%

Rescue Raider

Rescue 200 people in a mission.

Uncommon38.5%

The Worm has Turned

Complete a level-4 outbreak mission.

Uncommon41.6%

From Above

Get 100 artillery kills in a mission.

Uncommon42.0%

Ten Thousand Hours

Have a merc reach Level 5 veterancy.

Uncommon42.1%

Champion of the People

Rescue everyone in a mission.

Uncommon42.4%

Giant's Drink

Destroy a Mega Zed.

Uncommon44.1%

The Big Leagues

Complete a level-3 outbreak mission.

Uncommon48.1%

Night Owl

Survive the night.

Common58.6%

Spring Cleaning

Destroy all Zed in a mission.

Common59.9%

Choplifter

Rescue 100 people in a mission.

Common63.0%