Here is the full list of all 96 Striving for Light: Survival achievements.
Defeat the endboss in the Basement on tier 1
Defeat endboss on map tier 1 with Darokin
Defeat endboss on map tier 1 with Goladir
Defeat the endboss in the Beach on tier 1
Defeat 1800 enemies in one run
Defeat 1500 enemies in one run
Reach wave 10 without receiving damage
Die for the first time
Defeat 1000 enemies in one run
Play one run in online mode
Defeat all endbosses for all maps on tier 1
Defeat all endbosses for all maps on tier 2
Defeat all endbosses for all maps on tier 3
Defeat all endbosses for all maps on tier 4
Defeat all endbosses for all maps on tier 5
Defeat the endboss in the Forests on tier 1
Defeat the endboss in the Eternal Sands on tier 1
Defeat the endboss in the Frozen Plains on tier 1
Defeat the endboss in the Mountain Peaks on tier 1
Defeat the endboss in the Forlorn Lands on tier 1
Defeat the endboss in the Swamp on tier 1
Defeat the endboss in The Void on tier 1
Defeat the endboss in the Caves on tier 1
Defeat the endboss in the Aeodra Arena on tier 1
Defeat the endboss in the Basement on tier 3
Defeat the endboss in the Forests on tier 3
Defeat the endboss in the Eternal Sands on tier 3
Defeat the endboss in the Frozen Plains on tier 3
Defeat the endboss in the Mountain Peaks on tier 3
Defeat the endboss in the Forlorn Lands on tier 3
Defeat the endboss in the Swamp on tier 3
Defeat the endboss in The Void on tier 3
Defeat the endboss in the Caves on tier 3
Defeat the endboss in the Aeodra Arena on tier 3
Defeat the endboss in the Basement on tier 5
Defeat the endboss in the Forests on tier 5
Defeat the endboss in the Eternal Sands on tier 5
Defeat the endboss in the Frozen Plains on tier 5
Defeat the endboss in the Mountain Peaks on tier 5
Defeat the endboss in the Forlorn Lands on tier 5
Defeat the endboss in the Swamp on tier 5
Defeat the endboss in The Void on tier 5
Defeat the endboss in the Caves on tier 5
Defeat the endboss in the Aeodra Arena on tier 5
Defeat endboss on map tier 3 with Darokin
Defeat endboss on map tier 5 with Darokin
Defeat endboss on map tier 3 with Goladir
Defeat endboss on map tier 5 with Goladir
Defeat endboss on map tier 1 with Heleja
Defeat endboss on map tier 3 with Heleja
Defeat endboss on map tier 5 with Heleja
Defeat endboss on map tier 1 with Dark Wanderer
Defeat endboss on map tier 3 with Dark Wanderer
Defeat endboss on map tier 5 with Dark Wanderer
Defeat endboss on map tier 1 with Farmer
Defeat endboss on map tier 3 with Farmer
Defeat endboss on map tier 5 with Farmer
Defeat endboss on map tier 1 with Rogue
Defeat endboss on map tier 3 with Rogue
Defeat endboss on map tier 5 with Rogue
Survive wave 20 with a maximum player level of 5
Defeat endboss on map tier 1 by using Magic Shield and Boomerang attack modifier active
Defeat endboss on map tier 1 by having 10 companions
Defeat endboss on map tier 1 by using Sugar Cane and Cinnamon Star
Defeat endboss on map tier 1 by using Hammer and Cyclic Might attack modifier active
Defeat endboss on map tier 1 by having 6 chickens
Defeat the endboss in the Stonehold on tier 1
Defeat endboss on map tier 1 by using Amber and Ice Staff
Defeat endboss on map tier 1 by having range and melee construct active
Defeat the endboss in the Hideout on tier 1
Defeat the endboss in the Aureate Dome on tier 1
Defeat endboss on map tier 1 by using Phoenix Staff and Phoenix Sword
Defeat the endboss in the Courtyard of Ankerath on tier 1
Defeat endboss on map tier 1 by using Bow with 20 projectiles
Defeat endboss on map tier 1 by using Ripping Axe and Throwing Axe
Defeat the endboss in the Descent on tier 1
Unlock all ranged weapons
Defeat the endboss in the Stonehold on tier 3
Defeat the endboss in the Beach on tier 3
Unlock all melee weapons
Defeat the endboss in the Hideout on tier 3
Unlock all skills
Defeat the endboss in the Aureate Dome on tier 3
Unlock all characters
Defeat the endboss in the Courtyard of Ankerath on tier 3
Defeat the endboss in the Descent on tier 3
Defeat the endboss in the Stonehold on tier 5
Defeat the endboss in the Beach on tier 5
Defeat the endboss in the Hideout on tier 5
Defeat the endboss in the Aureate Dome on tier 5
Defeat the endboss in the Courtyard of Ankerath on tier 5
Reach wave 15 without receiving damage
Defeat the endboss in the Descent on tier 5
Complete all 20 waves without receiving damage
Complete wave 5 with only walking 10000 units
Complete wave 10 with only walking 10000 units