Saving Princess of Mars

Lumberjack

Complete Lumberjack

Mars

Get to Mars

The Prison

Enter Martian Prison

The Mine

Enter Martian Mines

The Base

Get to resistance base

The Scientist

Search for the scientist

The Palace

Enter the Martian Palace

The Spaceship

Get to Venusian Spaceship

Victory

Save Mars

Faces of Mars

Get all Martian faces

Eradicator

Eradicate 100 enemies

A Hero

Eradicate 200 enemies

Snailer

Eradicate 30 snaillike creatures

Cyclops hunter

Eradicate 30 one eyed creatures

Popper

Make 10 poppers pop

Ghost Buster

Eradicate 10 Venusians

The Plumber

Damage enemy by jumping on it

Key Moment

Get the first key

Face of Mars

Get the first Martian face

Free the Princess

Free the Princess!

Spiked

Fall on top of a spiky helmet

Executor

Learn about bad Martians

Bad Wiring

Get electrified

Heavy Lifting

Try to take the Battery without Jack

It's Legit

If Princess falls too deep down the prison hatch, sacrifice her to save her.

Crowbar

Always a useful item to have!

Martian

Jack will not grow potatoes on Mars!

A Team

Move the elevator - together

Crash

Break the cart... and wall

I'm Telling

Threaten Joo-Ro

Boxing

Don't put the boxes on the cart in first try

Invention

Dangerous and mystical invention

Dr. Jones

Drive the cart full of explosives

Let's talk

Try to smooth things out with Joo-Ro

Technology

Get the chip

4th Wall

Let Captain break the 4th wall

Unprotected

Beat the Protector

Air Doctor

Get to the Scientist

Quantum

Learn about particle entanglement

The Signal

Activate the signal

A Star

Meet the developer

Super Martian

Finish the game on Hard difficulty