Here is the full list of all 57 Ori and the Blind Forest: Definitive Edition achievements worth 1,250 gamerscore.
Visited 100% of the map
Saved at every Spirit Portal
Found all secrets
Restored all Map Stones
Collected all Energy Cells
Killed 5 enemies with Charge Jump
Killed 5 enemies using Charge Dash
Killed 50 enemies with Light Burst
Earned all Utility Skills in the Ability Tree
Earned all Skills in the Ability Tree
Collected all Health Cells
Earned all Combat Skills in the Ability Tree
Bashed off enemies 10 times in a row without touching the ground
Earned all Efficiency Skills in the Ability Tree
Escaped the Boulder in Black Root Burrows
Uncovered the mysteries of Naru
Activated 3 torches using Light Burst
Completed whole game without dying
Completed the game on One Life Difficulty
Crushed a Ram with a Stomper
Killed 3 enemies without touching the ground
Restored 50% of all Map Stones
Found 50% of all secrets
Found the lost corridor in the Misty Woods
Killed 50 enemies with Stomp
Killed 500 enemies with Spirit Flame
Collected 200 Energy Shards
Double Jumped 5 times consecutively without touching the ground
Killed 100 enemies with Charge Flame
Used your first ability point
Completed the game
Reunited with Naru
Completed the game on Hard Difficulty
Completed the whole game without using an Ability Point
Finished the game in under 3 hours
Restored the Element of Warmth
Killed 25 enemies using Bash to reflect projectiles
Entered Mt. Horu
Obtained the Sunstone
Juggled a rock 5 times without it hitting the ground
Escaped Kuro
Restored the winds of Nibel
Created 50 Soul Links
Cleared the Misty Woods
Tricked 5 enemies into killing another enemy
Opened 5 shortcuts using the Charge Flame
Escaped the rising waters of the Ginso Tree
Restored the heart of the Ginso Tree
Caused an enemy to destroy itself
Entered the Ginso Tree
Rescued Gumo
Killed 4 enemies simultaneously using Charge Flame.
Discovered Gumo
Met the Spirit Tree
Restored your first Map Stone
Found your first secret
Completed the Prologue