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