Here is the full list of all 45 The Barbarian and the Subterranean Caves achievements.
Find an old ring.
Read an announcement.
Eavesdrop on a conversation.
Discover more about the announcement from a citizen.
Win a dice game.
Get acquainted with Abu Ali.
Meet Gorro.
Visit a beautiful grotto.
Find a lair of subterranean dwellers.
Find a tunnel blocked by stones.
Find a tunnel that ends with a precipice.
Find a tunnel with a "fanged maw."
Even in a dark cave there is someone who'll take care of you.
Get a reward from Abu Ali for the job.
Find and catch the monster.
Become the involuntary accomplice of a monster.
See how it cries.
Steel something valuable from the priest.
Pay the priest for the merchandise.
Outsmart the priest.
Frighten the hostess of the tavern.
Sell the old ring at the highest price.
Look carefully at the drawing carved on the wooden floor.
Give the villain a powerful artifact.
Scare the chamberlain.
Outdrink the chamberlain.
Spend a night with a beautiful girl.
Keep the mighty artifact to yourself.
Beat the villain with his own weapon.
Go after the money.
Think up where to get the coin.
Get all achievements.
Allow yourself to drink some more wine.
Read the announcement all about you.
Frighten your opponent.
Find out what happened to the merchant who you sold the medallion.
Don't show what you've got in the sack.
The monster roars and you feel yourself tricked.
Do not underestimate your opponent.
Sometimes it is vital to know how to read.
Choose gold.
Try to fight your opponent only with the sword.
Stay sharp and be careful looking for an expensive trinket.
Kill the monster in the cave.
Visit the main menu screen