Here is the full list of all 49 Crea achievements.
Clear a Horde Realm
Gain a level
Fully research a recipe
Bring an NPC to life
Use a remna core
Translate a scroll
Vanquish a Paragon
Die by drowning
Die by falling
Die by a monster
Die from an explosion
Die by lava
Die from poison
Die while trying to heal yourself
Complete a dungeon
Have all bags full
Grab a monster with a grappler
Fully grow an Auri tree
Chop down an Auri tree
Complete the Lore book
Prevent lethal fall damage by falling into water
Heal right before lethal damage is taken
Become a true assassin
Imbue an item with remna
Summon all NPCs
Have a crafting station with all the support items
Defeat swarms of monsters and obtained combat level 50
A master in the art of war that has obtained Arms level 50
A master of sylic arts that has obtained Syle talent level 50
A collector that never stops scavenging the world and has obtained Gather talent level 50
A wielder of chaos that can shape it to their will and has obtained Craft talent level 50
An adventurer that has obtained Explore talent level 50
Fully max out your character
Maxed out sword proficiency, prepared for the the inevitable
Maxed out spear proficiency, launch attacks that can pierce through any defense
Maxed out bow proficiency, have great confidence
Max out shield proficiency, defend against the greatest attacks
Maxed out wand proficiency, quick on the draw spell firing
Upgrade an item to its final tier
Be fully equipped with max quality gear
Learned all recipes
Defeat Sano
Defeat Dormian
Defeat Gildor
Defeat Baritus
Defeat Sano on Hardcore
Defeat Dormian on Hardcore
Defeat Gildor on Hardcore
Defeat Baritus on Hardcore