Here is the full list of all 22 Blackwood Crossing achievements.
Acquire your Life Powers
Acquire your Pyrokinesis Powers
Acquire your Umbrakinesis Powers
Redeem your mistakes
Collect your mask from Finn
Uncover Isaac's past secrets
Find Grandad's refuge
Inspect this instant memory maker
An ego waiting to be found
Find this fanciful hideout
Inspect your purrrfect pet
Inspect this moment in space
Find this moment of teenage fancy
Inspect this shared success
Complete your first adventure
Inspect this once loved instrument
Can you beat this nostalgic game?
Set Finn's emotions free
Look for Finn as quickly as you can
Inspect all the film posters in the game
Find these weathered toys
Inspect this emergency feature