Here is the full list of all 30 Trollhunters: Defenders of Arcadia achievements.
Unlock all achievements in Trollhunters: Defenders of Arcadia.
Complete the game in Troll (Hard) Mode.
Reach the end and reset the Timeline.
Purchase all Armor Upgrades from Vendel.
Complete the game in Human (Normal) Mode.
Defeat every Boss in the game.
Gather every Dirty Sock in the game.
Catch every Gnome in the game.
Call for a healing Assist!
Successfully reach Morgana's Castle.
Successfully survive the Time-pocalypse.
Successfully complete Akiridion-5.
Upgrade any Assist.
Take a ride on an Akiridion Hoverboard.
Survive the Darklands.
Complete 3 side quests in the game.
Purchase an item from Bagdwella in Trollmarket.
Purchase any Armor Upgrade from Vendel.
Complete a game of Go-Go Sushi.
Reach new heights with an Assist!
Successfully get through the Geode Caverns.
Catch all Gnomes in any stage.
Slay 50 Goblins.
Hit every target without losing a gnome in Omelrug's Gnome Challenge.
Have an Assist deliver a powerful smash!
Catch Luug in Trollmarket.
Visit Heartstone Trollmarket.
Successfully traverse the tunnels below Arcadia.
Collect the Horngazel and get the Treasure in a stage.
Gather all Dirty Socks in any stage.