The Episode 3: Escape Into Light Add-on for Adera (Win 8) has 7 achievements worth 100 gamerscore.
Fashion a crude rope and escape through a crack in the floor.
Chase snakes away from the clogged water channel.
Escape the Aderan underground and make it back to the surface.
Miss no more than three taps while shifting the boulder in the cave pool.
Obscure the stone mask's vision in the bath house.
Use the key glyphs to open the door to Amaro's Tower.
Complete Episode 3: Escape Into Light without using a single hint.