In Lost Ark, there are different kinds of collectibles that you can search for to receive rewards. One of these collectibles is calledGiant’s Hearts. They look like gems and are described as the heart of a giant who fell during the Hollow War. These collectibles can be acquired through various means, as outlined in theCollectibleslist. You can also use them to unlock different rewards by visitingWisdom Isleand speaking withMinerva.
The11th Giant’s Heartrequires a lot of time and a little patience. In order to acquire it, you must reach the max reputation level forUna’s Task,Ruffians in the Ground.

Related:How to uncap FPS in Lost Ark
This daily quest asks you to defeat monsters onAzure Wind Islandfor a total of 15 days. Since it requires so much time to complete, it’s recommended that you put thisDaily Taskinto your daily routine until you obtain the Giant’s Heart. These tasks can only be completed once a day.
When you do acquire the Giant’s Heart, you don’t need to select it in your inventory or do anything to bind it to your character to receive it.

For more on Lost Ark, check outHow to lock items in Lost ArkandHow to complete A Little Lively Music quest in Lost Arkonly on Pro Game Guides.