Here is the full list of all 36 Dark Roll achievements.
Complete "Level 20: Throne Room" after avoiding at least 30 of Xander's attacks.
Complete "Level 17: Graveyard" after agitating 15 or more ghosts.
Make it to the phase 4 of Endless Roll.
Collect 15 gems during one game of Endless Roll.
Collect 1000 gems in total.
Defeat "Bob the Scavenger" without starting the fire.
Defeat "Bob the Scavenger" without jumping.
Hit Xander in "Level 18: The Castle".
Complete "Level 9: Ring of Death" jumping no more than 3 times.
Complete "Level 13: Bomb Factory" without blowing up the wall.
Complete "Level 11: Ruined Manufactury" starting the clock only once.
Complete "Level 8: Crevice" jumping no more than 5 times.
Complete "Level 6: Platforms" in under 30 seconds.
Jump and collect all the gems before touching the ground.
Complete "Level 3: Path" without jumping.
Play Endless Roll for 30 minutes in total.
Destroy 10 vases in total in Endless Roll.
Bump once into every kind of mushroom in Endless Roll.
In Endless Roll, during one game, remain close to Fire Portal for 30 seconds in total.
Complete Level 20 without Baby Mode turned on.
Complete all the levels from "World III".
Make Xander hurt himself with his own attack.
Reach phase 3 of Endless Roll without touching any mushrooms.
Die for the 50th time.
Complete "Level 16: Mausoleum" without making a mistake.
Collect 250 gems in total.
Complete all the levels from "World II".
Hit "Bob the Scavenger" in the head. Hard.
Make it to the phase 3 of Endless Roll.
Make it to the phase 2 of Endless Roll.
End up shattered to pieces for the first time.
Complete all the levels from "World I".
Let "The Randomizer" pick your skin.
Collect 50 gems in total.
Fall into the abyss for the first time.
Finish the tutorial.