Here is the full list of all 48 Battle Chasers: Nightwar achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Finish the game on NG+
Start NG+
Complete 100% of the Bestiary
Craft 10 Epic Items
Craft 10 Rare Items
Unlock 100% of the Lore Book
Complete the Fishiary
Acquire all of the Heroes' Ultimate Weapons
Defeat the Pirate Captain
Kill all the Beastmaster's Targets
Kill C'drall
Craft 50 items
Craft an item with less than 10% success chance
Complete the Mana Rifts
Complete all dungeons on Legendary difficulty
Complete the Crimson Garden
Craft a legendary item
Acquire 1 of the Heroes' Ultimate Weapons
Get all three chests in The Winding
Complete Strongmont
Unlock All Battle Bursts
Unlock 50% of the Lore Book
Acquire 100,000 gold
Reach level 30
Complete 50% of the Bestiary
Get Max Score in the Battle Arena
Unlock all Hero Skins
Complete Deadwatch
Kill 500 enemies
Bring Alumon into the party
Complete The Dig
Acquire 200 Shadow Coins
Unlock a Level 3 Battle Burst
Kill one of the Beastmaster's Targets
Complete Junktown
Find Monika
Get a Mid level score at the Battle Arena
Find Knolan
Complete the Path of Fangs
Craft an item
Catch 50 Fish
Complete a dungeon on Legendary difficulty
Recover an item from the Mystery Cube
Complete the Iron Outpost
Unlock a Beast Perk
Catch an Epic Fish
Unlock a Hero Skin
Make it to the road