Here is the full list of all 33 Light Fall achievements.
Die once.
Free a Kamloops villager trapped inside a crystal.
Attack an enemy with the Shadow Core.
Unlock the Shadow Core.
Collect a Paddlewood memory shard.
Complete the first act of the game.
Complete the second act of the game.
Complete the third act of the game.
Complete the final act of the game.
Complete every level without dying. Can be done across any number of playthroughs.
Complete Numbra's Core without being detected by any radar.
Attack 100 enemies across any number of playthroughs.
Turn in all the divinity gems at once in Sylveon, the City in the Trees.
Wall jump from the Shadow Core 500 times across any number of playthroughs.
Use the Shadow Core in roaming mode 100 times across any number of playthroughs.
Shield yourself with the Shadow Core 100 times across any number of playthroughs.
Use the Shadow Core to interact with objects 75 times across any number of playthroughs.
Use the Shadow Core as a stepping stone to jump 5000 times across any number of playthroughs.
Complete any level in the Speedrun Mode.
Complete the Lost Lagoon without using the boat.
Destroy all the Wasp Nests in Madness in the Mud in one playthrough.
Complete the Story Mode on Hard Difficulty.
Destroy 200 bushes across any number of playthroughs.
Complete any level in Speedrun Mode - Hard Difficulty with all the secrets collected.
Complete any level in Speedrun Mode with all the secrets collected.
Have your ghost on the Speedrun Leaderboard.
Complete a Marathon of the entire game in Speedrun Mode.
Collect all the Paddlewood memory shards.
Free all Kamloops villagers from the crystals.
Find Stryx's Nest hidden somewhere in Numbra.
Find the Witch hidden somewhere in Numbra.
Find the Musical Treasure hidden somewhere in Numbra.
Find the village of the Ancient Tribe hidden somewhere in Numbra.