When equipped with Good Spell:
Increases damage of Framen by 20%.
Increases damage of Arbitrium by 40%.
Increases magical damage against enemies of every element by 20%.
Decreases after skill cast delay by 5%.

[iRO Description]
Set Bonus:
Good Spell
Good Vigor (Cardinal)

increases Flamen damage by 20%,
increases Arbitrium damage by 40%,
increases magic damage to all attribute enemies by 20%,
reduces after cast delay by 5%.