Here is the full list of all 11 Obsidian Crown achievements.
You didn't have to!
May your karma stay strong
Oh... and your entire planet.
As well as your species and planet Earth!
Unfortunately, you were a little trigger happy!
You unearthed a karma-rich green potion!
Boom boom boom, just for this room!
Keep moving!
I never thought it possible!
His heart was as dark as the void.
But for how long?