Here is the full list of all 22 Darkness and Flame: The Dark Side achievements.
The main and bonus chapters completed without skipping any mini-games.
Climbed along the rock to the ledge, without falling off.
Successfully got the key to the lock without stopping on red chips.
Completed the main chapter on Hard difficulty.
Completed the main and bonus chapters without using any Hints.
Mini-game with pairs of symbols on the gate of the crypt passed without a miss.
Collected all additional puzzles in the Extras Menu.
Completed all levels of the Bonus game in the Extras Menu.
Completed the main and bonus chapters without using any Hints in the HO scenes.
Completed the main and bonus chapters without skipping any dialogue or videos.
The collection of rings is gathered.
The collection of jade frogs is gathered.
Mini-game with patterns on the stone passed in less than 2 minutes.
You have found all the morphing objects.
The collection of lotuses is gathered.
The collection of golden statues is gathered.
The collection of origami is gathered.
The collection of brooches is gathered.
Fled through the maze without being caught.
Completed 3 mini-games in a row without using a Skip.
Completed a mini-game in less than a minute.
Completed an HO scene in under 2 minutes.