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