From Guild Wars 2 Wiki
Incubated Ooze is a trophy required for the The Juggernaut III: The Colossus legendary weapon collection.“
Hint: Feed Petri Dish Delight to your Tiny Chromatic Ooze. Gastronom Plikk has expanded her selection to include this traditional asuran delicacy.
— In-game description
- This item does not enter your inventory. It is added directly to the collection.