Here is the full list of all 47 Red Rope: Dont Fall Behind achievements.
Obtain a Bronze Key
Obtain a full Rope defeating enemies
Defeat an enemy after dying
Enter the Labyrinth
Defeat the Nereids in the House of Water
Defeat the Aeromancer in the House of Air
Defeat the Pyromancer in the House of Fire
Defeat the Dowser in the House of Earth
Defeat the Death Queen in the House of Fate
Defeat the Plague Doctor in the House of Pestilence
Defeat the Puppet Master in the House of War
Defeat the Winter Crone in the House of Famine
Defeat the Ouroboros
Disturb the peripatetic
Exit the Labyrinth
Obtain a Silver Key
Obtain a Gold Key
Obtain a Celestial Key
Open a door requiring three Bronze Keys
Open a door requiring three Silver Keys
Open a door requiring three Gold Keys
Open a door requiring two Celestial Keys
Complete the House of Spring defeating every enemy and taking every Key
Complete the House of Summer defeating every enemy and taking every Key
Complete the House of Autumn defeating every enemy and taking every Key
Complete the House of Winter defeating every enemy and taking every Key
Complete the House of Fire defeating every enemy and taking every Key
Complete the House of Earth defeating every enemy and taking every Key
Complete the House of Water defeating every enemy and taking every Key
Complete the House of Air defeating every enemy and taking every Key
Complete the House of War defeating every enemy and taking every Key
Complete the House of Fate defeating every enemy and taking every Key
Complete the House of Famine defeating every enemy and taking every Key
Complete the House of Pestilence defeating every enemy and taking every Key
Finish the game with a positive score
Finish the game without catching any Shadow
Catch all the Shadows in the Labyrinth
Catch all the Skeletons in the Labyrinth
Kill all the Minotaurs in the Labyrinth
Purchase a Savegame from the Musicians
Lose all your lives
Dance properly
Die 100 times
Save a character from the Dead Hands
Catch 5 Shadows at the same time
Defeat 10 Damned ones within 1 second
Kill 30 rats