Here is the full list of all 29 The Wild at Heart achievements.
Purchase every Gustbuster upgrade.
Take a moment of thoughtful meditation by the waterfall in Heartlands.
Kick an item directly into the Stash Box.
Listen to all the juicy gossip that the Twins have to dish.
Purchase every Warden's Way upgrade.
Purchase all health upgrades.
Complete every beastie bounty from Toothpicks.
Safely return all of Litterbox's cats to the Grove.
Find all the Lost Journal Pages missing from "Book".
Learn about every area of the Deep Woods from Toothpicks.
Completely fill out the Grove Trove, finding every last missing treasure.
Purchase every Spriteling Cap upgrade.
Break a crystal with Barblings without throwing them.
Hear all of Scrap Heap's tips and tricks.
Make a trade with Rubbish.
Defeat The Never.
Open the way to Umbral Lethea, using the power of the Greenshield Artifacts.
Purchase every Bag Slot upgrade.
Fully reveal the maps for every known area of the Deep Woods.
Craft every type of Tonic.
Craft every type of Meal.
Befriend the 5 main Spriteling types.
Get 5 or more Spritelings frozen in ice simultaneously.
Recall all wayward Greenshields to The Grove, uncovering the details of their missions.
Craft your first item.
Build your first camp.
Stay up through the night until daybreak, outside of The Grove.
Reach The Grove, the home of the Greenshields.
Successfully run away from home.