Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Acorn	Fully unlock a branch of the skill tree.
Bullseye	Beat an enemy by throwing back a bullet at it with the Smash.
Capped	Max out your HP to 20.
Cucumber-free	Make the world cucumber-free.
Explorer	Fully explore a Realm.
First blood	Clear your first fight.
Floor is lava	Clear a room without touching the ground.
Oakling	Fully unlock two branches of the skill tree.
Showtime!	Build a x2 combo.
Sold-out	Get all items from Greed.
Strike!	Stun an enemy by throwing another enemy on it with the Smash.
Strong oak	Fully unlock four branches of the skill tree.
The Entangled Ingress	Beat the Judge of The Entangled Ingress.
The Gift of Blood	Pick your first Gift of Blood.
The Still Bastion	Beat the Judge of The Still Bastion.
The Wasted Pit	Beat the Judge of The Wasted Pit.
The way of the ninja	Beat a Judge without getting hit.
The way of the warrior	Complete a Realm without getting hit.
Ultra combo	Build a x3 combo with the Ultra Combo Altar.
Young oak	Fully unlock three branches of the skill tree.