First of all, choose the purchase formula of ruby, such as dharma damage, armor piercing, attack power, agility, strength, etc., because ruby corresponds to the red groove. Single attribute is very powerful, no matter what occupation, ruby is the first choice.

Followed by the king amber, also corresponding to the single yellow trough, learning fast and critical.

Amethyst, corresponding to red and yellow. It is suggested to learn fast method injury, method injury critical attack, critical attack and fast attack.

Giant zircon only corresponds to blue, resistant to 30. 20 spirit, you can also learn 25 spells to penetrate if you need to penetrate.

Fear stone, corresponding to blue and red learning injury spirit, dodge endurance, parry endurance and armor-piercing endurance.

The eye of Zur corresponds to the fast spirit, critical strike spirit and armor endurance of blue and yellow science.

These are the hottest gems on the market. Learning these can basically meet the needs of the majority of players.