Here is the full list of all 84 Rampage Knights achievements.
Open 13 demonic chests.
Throw 200 enemies into chasms.
Lockpick 200 chests.
Kill 10 enemies with the Mighty Foot.
Buy the shop out.
Deal 100000 points of damage with magic.
Kill 25 enemies cursed by the Book from the Cabin.
Deal 5000 points of burn damage.
Hit 7 enemies with a single throwing axe.
Win the Arena mutation.
Win the Flying Daggers mutation.
Build the hit counter up to 50.
Win the Bombo-Rama mutation.
Have 3 curses at once.
Kill 100 giants.
Heal 5000 hp.
Drop 10 giants into a chasm.
Drink up 200 potions.
Go through 1000 rooms.
Use 5 altars.
Complete A Devilish Rock Off, Exorcist and Elder ones.
Hit 200 enemies with explosions.
Turn all cards in the game with the devil.
Destroy 200 shields.
Loot graveyard.
Complete Grave Robber, Get Trippy and Forest Den.
Get high with the magic mushroom.
Lockpick 50 chests without fail.
Kill 10 enemies with the dwarven contraption.
Clear 100 rooms without being hit.
Find 10 books of magic.
Complete Adept of Magic, Scribbler and Librarian.
Find all haunted inns (the devil, potion shop and ghosts).
Win the game on Hard difficulty.
Kill 1000 enemies.
Kill 10 wizards.
Acquire double jump.
Complete Bullseye, Why so jumpy? and Assassinated.
Freeze 200 enemies.
Collect 1000 gold.
Complete Give me the booty, Open sesame and Early in the morning.
Send 200 enemies flying by kick.
Kill 100 enemies with stomp.
Remove any curse from yourself.
Poison 200 enemies.
Kill 100 demons.
Use 3 scrolls.
Deal 10000 points of damage with magic.
Kill the cook.
Hit enemies 25 times with a throwing weapon.
Win the game.
Win a multiplayer game.
Open 20 chests.
Kill your first boss.
Resurrect a friend via combat in a multiplayer game.
Decapitate 25 enemies.
Hit for 250 or more with a single hit.
Win all statistics when completing a level.
Kill 25 enemies in a row without being hit.
Crush 10 enemies by stomping.
Complete Grant me revenge!, Crush and Oversized.
Kill 50 enemies.
Get treasure from the forest den.
Kill a giant.
Die 3 times. Get an access to a casual mode.
Get drunk.
Win the battle on the castle bridge.
Win the game on Insane difficulty.
Win the game with all classes on Hard or higher.
Win the game without dying on Hard or higher.
Complete King, Jack of All Trades and Untouchable.
Win the game in less than 30 minutes.
Die 5+ times and still win the game on Hard or higher.
Stun 100 enemies.
Slam enemies 200 times to the ground with upper cut attack.
Hit 7 enemies with one dash attack.
Destroy 10000 decorations.
Buy 100 items.
Have 1000 gold in your pocket.
Have 7 familiars at once.
Hit all rewards on the Wheel of Misfortune.
Collect more than 70 gold during the Gold Rush event.
Win the game in Shadow World.
Find and kill Rolf Ironbutt in the Endless Dungeon.