Full list of all 22 Blackwood Crossing achievements worth 1,000 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
You collected your mask from Finn
You found these hidden items
You Inspected all the posters
You acquired your Umbrakinesis Powers
You Inspected the hidden item
You found the shortest path
You found the hidden item
You uncovered Isaac's secret
You found redemption
You relieved Finn's pain
You acquired your Pyrokinesis Powers
You acquired your Life Powers
You found the secret Greenhouse
You beat Finn at Simon Says
You completed Simon Says