Locomotive can drive up to 10m/s

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 100 of these zombies in one run

Collect ten upgrade pallets in a single run

Collect ten diesel pallets in a single run

Collect ten gold pallets in a single run

Collect ten steel (health) pallets in a single run

Locomotive can have up to five weapons

Locomotive upgraded to max acceleration

Additional weapon damage upgraded to maximum

Health regeneration upgraded to maximum

Locomotive health upgraded to maximum

Pallets move at maximum speed

Upgrade to have the maximum initial upgrade points

Double gold earned on every pallet

Max amount of exp gained from every exp node

Defeated 20 of these zombies in one run

Complete the Forest of the Dead stage in less than 10 minutes

Combat drone unlocked

Defeated 80 of these zombies in one run

Defeated 100 of these zombies in one run

Collect ten special pallets in one run

Unlock the Steam Locomotive

Unlock the Class 43 HST Locomotive

Unlock the MWH Steam Locomotive

Unlock the "Gronk" Shunting Locomotive

Unlock the AC4400 Class of Locomotive

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 200 of these zombies in one run

Defeated 30 of these zombies in one run

Defeated 120 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 30 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 450 of these zombies in one run

Complete the Tunnel of the Dead stage in less than 10 minutes

Complete the City of the Dead stage in less than 10 minutes

Unlock the special EXP Magnet pallet

Locomotive upgraded to have max crushing damage

Unlock the special Air Strike pallet

Unlock the Critical Strike pallet. All damage multiplied 3x for a limited duration.

EXP Magnet duration upgraded to maximum

Air strike duration upgraded to maximum

Critical strike duration upgraded to maximum

Unlock the Bouncy Wrecking Ball pallet. Hit the ball with your mouse cursor and see it smash those zombies!

Bouncy wrecking ball duration upgraded to max

You reached level 100!

You survived for 35 minutes in Forest of the Dead! Normal Mode Difficulty.

Unlock Orbital Strike by accomplishing achievements. Unleash heavy damage on the zombie horde!

Orbital Strike duration upgraded to maximum

You survived for 35 minutes in Tunnel of the Dead! Normal Mode Difficulty.

You survived for 35 minutes in City of the Dead! Normal Mode Difficulty.

You completed Forest of the Dead in hard mode!

You completed Tunnel of the Dead in hard mode!

You completed City of the Dead in hard mode!

Unlocked Shockwave by accomplishing achievements. Effortly shove aside zombies including bosses.

Shockwave duration upgraded to maximum

Rescued 15 Survivors in a single run.

Win any stage with the Class 43 HST

Win any stage with the AC4400

Win any stage with the Classic Steam Locomotive

Win any stage with the Diesel Electric Locomotive

Win any stage with the Gronk Shunter

Win any stage with the Milwaukee Road Class A

You survived for 35 minutes in Forest of the Dead on Hard Mode!

You survived for 35 minutes in Tunnel of the Dead on Hard Mode!

You survived for 35 minutes in City of the Dead on Hard Mode!

Upgraded Bunker to have second shotgun

You sounded the horn or bell on your locomotive while driving along!

You upgraded the machine gun to have bullets that can explode

You upgraded the shotgun to have bullets that can inject poison

You upgraded the Tommy gun to have bullets that can stun

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

Collect 3 EXP Magnet Pallets in a single run

Collect 3 Airstrike Pallets in a single run

Collect 2 Critical Strike Pallets in a single run

Collect 2 Wrecking Ball Pallets in a single run

Collect 1 Orbital Strike Pallets in a single run

Collect 1 Shockwave Pallets in a single run

You've purchased a permanent upgrade to automatically pull in experience gems.

You've purchased a permanent upgrade to automatically pull in gold and upgrade pallets.

You found a Take All Survivors Relic. Positive Effect of Relic: Gain 3 survivors when a survivor is rescued. Negative Effect of Relic: Half survivor movement speed

You found a Slow and Steady Relic. Positive Effect of Relic: Double max health. Negative Effect of Relic: Max speed reduced by 10%

You found a Precise Shot Relic. Positive Effect of Relic: Double weapon damage. Negative Effect of Relic: -15% Fire Rate

You found a Full Zombies Relic. Positive Effect of Relic: Half zombie speed. Negative Effect of Relic: +25% zombie health

You found a Scholar Relic. Positive Effect of Relic: +30% EXP Gain. Negative Effect of Relic: -50% Gold collected

You found a Enraged Zombies Relic. Positive Effect of Relic: Double weapon inertia. Negative Effect of Relic: +50% zombie speed

You found a Gather Everything Relic. Positive Effect of Relic: Double pallet speed. Negative Effect of Relic: -10% Max train speed

You found a Piercing Bullets Relic. Positive Effect of Relic: Double weapon damage. Negative Effect of Relic: -50% knock back

You found a Racer Relic. Positive Effect of Relic: Triple acceleration. Negative Effect of Relic: -10% max train health

You found a Greed Relic. Positive Effect of Relic: Double gold collected. Negative Effect of Relic: +25% zombie health

You found a Fortress Relic. Positive Effect of Relic: Double upgrade points collected. Negative Effect of Relic: +25% zombie health

You found a Reckless Relic. Positive Effect of Relic: +30% weapon area of effect. Negative Effect of Relic: -50% health regeneration

You found a Mechanic Relic. Positive Effect of Relic: Triple health regeneration. Negative Effect of Relic: -10% weapon damage

You found a Amazing Planning Relic. Positive Effect of Relic: Double upgrade points collected. Negative Effect of Relic: None

You found a Alternate Energy Relic. Positive Effect of Relic: Diesel consumption halved. Negative Effect of Relic: None

You found a Intelligent Relic. Positive Effect of Relic: +5% EXP gain. Negative Effect of Relic: None

You found a Legendary Cow Catcher Relic. Positive Effect of Relic: Double crush damage. Negative Effect of Relic: None

You found a Drone Modkit Relic. Positive Effect of Relic: Double drone damage. Negative Effect of Relic: None

You found a Bullet Storm Relic. Positive Effect of Relic: +20% fire rate. Negative Effect of Relic: -10% weapon damage

You found a Bombardment Relic. Positive Effect of Relic: +10% area of effect. Negative Effect of Relic: None

Defeated 15 of these zombies in one run

Unlock the FP7 Class of locomotive

Unlock the BB 67000 Class of locomotive

Unlock the Class 8P locomotive

Win any stage with the Class FP7

Win any stage with the Class BB 67000

Win any stage with the Class 8P

Defeated 15 of these zombies in one run

Defeated 15 of these zombies in one run

Defeated 15 of these zombies in one run

Defeated 15 of these zombies in one run

Defeated 15 of these zombies in one run

Complete the Fields of the Dead stage in less than 10 minutes

You completed Fields of the Dead in hard mode!

You survived for 35 minutes in Fields of the Dead! Normal Mode Difficulty.

You survived for 35 minutes in Fields of the Dead on Hard Mode!

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 30 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 450 of these zombies in one run

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated this boss zombie that emerged from the mysterious shipping container

You defeated this boss zombie that emerged from the mysterious shipping container

You defeated this boss zombie that emerged from the mysterious shipping container

You defeated this boss zombie that emerged from the mysterious shipping container

You completed Army of the Dead in hard mode!

Complete the Army of the Dead stage in less than 10 minutes

You survived for 35 minutes in Army of the Dead! Normal Mode Difficulty.

You survived for 35 minutes in Army of the Dead on Hard Mode!

You defeated this boss zombie that emerged from the mysterious shipping container

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 20 of these zombies in one run

Defeated 80 of these zombies in one run

Defeated 80 of these zombies in one run

Unlock the GP38 Locomotive

Win any stage with GP38

Unlock the DRG Class 05 Locomotive

Win any stage with DRG Class 05

Win any stage with GP9

Win any stage with KiHa 183

Unlock the GP9

Unlock the KiHa 183

Complete the Choo Choo of the Dead stage in less than 10 minutes

You completed Choo Choo of the Dead in hard mode!

You survived for 35 minutes in Choo Choo of the Dead! Normal Mode Difficulty.

You survived for 35 minutes in Choo Choo of the Dead on Hard Mode!

You defeated this boss zombie that emerged from the mysterious shipping container

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

You defeated 10 of this boss zombie

Defeated 500 of these zombies in one run

Defeated 500 of these zombies in one run

Defeated 300 of these zombies in one run

Defeated 100 of these zombies in one run

Defeated 20 of these zombies in one run

Defeated 80 of these zombies in one run

Defeated 20 of these zombies in one run

You defeated the Choo Choo of the Dead boss!