Full list of all 135 Brutal Orchestra achievements.
The base game contains 95 achievements, and there are 2 DLC packs containing 40 achievements.
Unlock Boyle.
Unlock Hans.
Unlock Anton.
Unlock Splig.
Unlock Pearl.
Unlock Thype.
Unlock Griffin.
Unlock Arnold.
Unlock Dimitri.
Unlock LongLiver.
Unlock Clive.
Unlock Kleiver.
Unlock Cranes.
Unlock Agon.
Unlock Rags.
Unlock SmokeStacks.
Unlock Leviat.
Unlock Gospel.
Unlock Bimini.
Complete "The Far Shore".
Complete "The Orpheum".
Complete "The Garden".
I guess this is it...
Let's do this the hard way.
...
Defeat all bosses found in the main campaign.
Murder Roids.
Murder Trigger Fingers.
Murder Hickory.
Murder Mobius.
Slay the Ouroboros.
Slay the Charcarrion.
Slay the SmoothSkin.
Forget Osman Sinnoks.
Transcend Heaven.
Complete "The Far Shore" with no casualties on Hardmode.
Complete "The Orpheum" with no casualties on Hardmode.
Complete "The Garden" with no casualties on Hardmode.
Complete Ichor's Quest.
Complete Bronzo's Quest.
Complete Fog's Quest.
Complete Mordrake's Quest.
Slay an Ungod... Kinda.
Humiliate a boss by killing it with a slap.
Humiliate every boss by killing them with a slap.
Have one of your party member's head be reduced to a fine red mist.
Watch SmoothSkin's trauma be his undoing.
Defeat the Charcarrion by letting it's corpse decompose.
Defeat the final boss without Nowak in your active party.
Lose a party member to Pigment overflow.
Lose a party member to your own party...
Lose a party member to using the wrong Pigment.
You did your best.
Defeat the final boss in under 45 minutes.
Unlocked a new item.
Lock lips with the Ouroboros.
Complete all areas with no casualties on Hardmode.
This longest and strangest dream comes to an end.
Complete the Director's Quest.
Send LongLiver off on a journey of his own.
Deal 100 or more points of damage in a single hit to an enemy during a successful combat encounter.
Have a party member survive the Ouroboros' "Starvation".
Beat Brutal Orchestra 2 times consecutively. This achievement rewards many items!
Beat Brutal Orchestra 3 times consecutively. This achievement rewards many items!
Beat Brutal Orchestra 4 times consecutively. This achievement rewards several items!
Beat Brutal Orchestra 5 times consecutively. This achievement rewards several items!
Have over 100+ coins at once.