Good start!
Complete Level 1
Vanquisher of Robots
Complete the first biome
Through the Darkness
Complete the second biome
Great Hero
Complete the campaign
Experimentalist
Collect all maximum-level class combinations
Wide Selection
Unlock all starter kits
Munchkin
Unlock all mutations
No Mercy
Process 13 humans in the Sacrificial Pit
Frugal
Buy 9 items at a discount
Shopaholic
Buy 99 items at a discount
Party
Have 20 humans with different items on one team
Full House
Have 46 humans with different items on one team
Knowledge is Power
Help the scientist with the T-virus
Catch Jonathan_tostar
Help the Ripper with his problem
Feed a God
Bring Murgle some cabbage
He's Seen It All
Upgrade a Fencer to the max level
Fat of the Earth
Have a human with over 5000 health
Strength and Sorcery
Have all kinds of Fencers and Mages on your team
Brain and Brawn
Have all kinds of Eggheads and Fighters on your team
Omae Wa Mou Shindeiru
Have a Legendary Fencer, Shooter, Fighter, and Mage on your team
Last Man Standing
This achievement will find YOU!
Honorary Cultist
Finish the campaign with a maxed out Cultist combo
Android Power
Finish the campaign with Darkus on the team
Zombie Lover
Give a zombie a pipe ride
Rookie
Win 1 battle in King of the Hill
Soldier
Win 10 battles in King of the Hill
Vet
Win 100 battles in King of the Hill
Real Achiever
Unlock all achievements
Assemble a Meganewbie
Take newbies to the abyss
To the Moon and Back
Complete the Moon Hermit's quest
Impossible Cube
Help assemble a damage-absorbing cube
Campaigning
Post leaflets around the dungeon
Great Flight
Fly using an inventor's apparatus
The Return of a Rat
Bring the piper his pet back
Holy Vengeance
Help the talking sword get vengeance
Bring back the bot
Get the console working