When equipped with Thanos Two-Handed Staff-AD:
Increases damage of Crimson Rock, Floral Flare Road and Stratum Tremor by 25%.

For each 2 Refine Levels of equipped Weapon:
Increases damage of Earth Strain by 12%.
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When equipped with Thanos Staff-AD:
Increases damage of Varetyr Spear and Lightning Land by 25%.

For each 2 Refine Levels of equipped Weapon:
Increases damage of Psychic Wave by 12%.
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When equipped with Thanos Dagger-AD:
Increases damage of Psychic Wave and From the Abyss by 25%.

For each 2 Refine Levels of equipped Weapon:
Increases Magical Damage with every element by 6%.
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[Bonus by Grade of Headgear]
[Grade D]: SPL +3
[Grade C]: S.MATK +3