Is deco's heart worth buying?

This item is worth buying, but it is not available in the game.

The trigger condition of Dick's Heart is to enter the boss scene and trigger immediately, which can't be bought in the store. The feature is that the damage is increased by 35%, lasting for 20 seconds and CD for one minute. It was rated as second only to Yaoyang, not in the tenth anniversary. You can upgrade the heart of Astoria to the heart of embankment.

Players can win Arya's heart in Angel's recent group buying activities. Arya's heart can be used to upgrade Astria's heart to Dyke's heart. The Heart of Astoria is a free ring given the previous anniversary. Players who don't have it can also get it in angel's group buying activities. After the upgrade, the skill of dike core ring is to increase the damage by 34% every 20 seconds before 1 minute, and increase the damage by 2% when entering boss, except that the Black Dragon is basically invincible.