Here is the full list of all 11 Dread X Collection achievements.
Encounter the true terror
Legends of the Carthanc Temple
When the Divine Pupa matures, it will remember you.
Secure your heritage
You successfully died in an abandoned tunnel
You lost everything.
The Show must go on!
Prolong your childhood one more night.
One soul for another.
Tell your friends! If any are left..
Pay is suspended until further notice.