All perks are divided into different rarities, and Mythic rarity perks can only be obtained through a recipe. For example, some of the perks:
Vitality (Legendary) – Increases max health by 10.
Reinforced (Common) – Increases armor by 1.
Dodge (Common) – Gives a 1% chance to dodge any attack.
Hopelessness (Rare) – When you kill an entity, your damage increases by 0.1, and armor by 0.2 (stacks).
Golden (Epic) – Increases armor by 4, and also makes Piglins and Endermen neutral toward you.
Devil (Mythic) – Increases attack damage by 6, attack speed by 1, grants immunity to nausea, gives night vision, and deals 20% of your damage to all nearby entities. When you kill an entity, your damage increases by 1