Full list of all 138 Ring of Pain achievements.
The base game contains 71 achievements, and there are 5 DLC packs containing 67 achievements.
Exit a room without attacking any creatures
Kill 20 different types of creatures in a single game
Reach a depth of 12
Successfully Stealth past 10 different creatures in a single game
Kill multiple creatures in a single turn 50 times
Parry 50 creatures
Freeze 50 creatures
Die 25 times
Attack Owl friend
Use a Shrine
Discover 10 new paths
Kill 100 creatures
Have a full inventory
Go from full Health to 1 Health in a single turn
Reach a depth of 6
Deal 25+ damage in a single attack
Kill a Pupper
Kill a cute, harmless frog
Die within 30 seconds of starting a run
Discover a new path
Die with Rainbow Socks equipped
Complete the Tutorial
Kill 1000 creatures
Die 250 times
Complete the Light Ending
Complete the Dark Ending
Deal 99+ damage in a single attack
Choose your final path
Kill 10 creatures with reflect damage
Complete a run after travelling down a deep pit
Have 60+ Attack
Have 60+ Defense
Have 60+ Clarity
Have 60+ Speed
Have 100+ max Health
Reduce your max health to 1 with the Fountain of Life
Poison 50 creatures
Transform 20 creatures
Successfully Stealth past 100 different creatures
Poison 10 Banefangs
Have 500+ Souls
Reach Depth 6 without attacking a creature
Killed by equipping items
Pacify 25 Hounds
Kill a Shrieker
Complete a run in under 18 minutes
Equip 8 different Head slot items in one playthrough
Have 5 creatures explode in one turn
Get cursed by potions 3 consecutive times
Reach Depth 12 on Hard difficulty
Defeat the Owl on Hard difficulty
Die in Hard Mode
Play 7 Daily Dungeons
Complete a Daily Dungeon
Kill a Bilebag from a distance
Kill a Wretched Amalgam that has 50+ max health
Kill 20 Scroungers
Reach depth 6 without drinking any potions
Reach Depth 12 having killed all creatures on the way
Complete a run without any Epic or Legendary items equipped
Unlock 70 Achievements
Shuffle 10+ times in a single run
Spend 100+ Souls with Soul Spill
Stealth past 10 Banefangs
Dig up an item in the Graveyard
Reach the boss on maximum health
Reach the boss with less than 20% health remaining
Die to a boss
Complete a run 5 times
Play the game for 10 hours
Get a score of over 9000 in a Daily Dungeon
Make a wish
Accept 100 items from Owl
Kill 10 Fire Breeds with an explosion
Freeze 200 creatures
Intimidate 250 creatures
Kill 10,000 creatures
Kill a Stone Shifter in Hard Mode
Poison 300 creatures
Teleport or knockback an explosive creature 50 times
Finish the game without using any scrolls or spellbooks
Have 20 Poison on yourself
Heal 50+ with one potion
Kill Sam and spare the companions
Complete a run without replacing any equipped items
Kill 10+ creatures in one turn
Complete a run without using any rerolls
Hex a frog
Complete a run without ever equipping a Rare or Epic item
Complete a run without ever equipping an Epic or Legendary item
Complete a run with 4 or fewer items equipped
Kill an Ancient Ice Beast which has more than 30 Defense
Get Poisoned twice in one turn
Complete a run without discarding any items
Petrify 50 creatures
Complete a run with 5 or less max Health
Complete a run with 0 or less Defense
Complete a run with 0 or less Attack
Have 2000+ Souls
Complete a run without ever equipping a Common item
Hit Owl with a spoon
Get hit by 20 explosions in one run
Kill a Spineback while its spines are exposed
Destroy 20 equipped items in one run
Transform a Firebead that was about to self-destruct
Reach depth 10 without hurting a Gnawling
Complete a run without ever equipping any Body, Head, Arms, Legs or Feet items
Kill all enemies in a dungeon with the rock
Escape fatal poison damage by leaving dungeon
Use 35 Exit cards of any type in a single run
Get cursed while at 1 health
Complete a run without entering any special dungeons (only use the black exits)
Reroll 30 times in a single run
Complete a run with the first item equipped
Reach Depth 12 on Medium difficulty
Complete a run without killing a Scrounger
Complete a run with your Stealth, Crit and Dodge chance lower than 10%
Complete a run without taking any explode damage
Complete a run without gaining any stats from Stat Boosts
Complete a run with only Diviner items equipped
Complete a run with only Soul Kin items equipped
Complete a run with only Multiclass items equipped
Complete a run with only Stalker items equipped
Complete a run with only Brute items equipped
Kill all creatures in a core path dungeon on the first turn
Kill a boss without ever attacking them directly
Kill a boss without any items equipped
Kill a creature with exactly the same stats as you
Spend more than 200 Souls rerolling a chest and then discard it
Survive a total of 60+ damage in a single Nest or Swamp dungeon
Wear items of the same set in the Head, Body, Legs, and Feet slots