For each 3 refine levels of Crimson Rose Stick:
Increases damage of Hell Inferno by 7%.
Increases damage of Crimson Rock by 5%.

For each 3 refine levels of Staff of Miracle:
Increases damage of Soul Strike by 10%.
Increases damage of Napalm Vulcan 5%.

For each 3 refine levels of Gravitation Staff:
Increases damage of Gravitational Field by 10%.
Increases damage of Drain Life by 5%.

[iRO Description]
Inferno damage +7% and Crimson Rock damage +5% for every 3 Crimson Rose Stick upgrade levels

Soul Strike and Napalm Vulcan damage +10% and Soul Expansion damage +5%% for every 3 Staff of Miracle upgrade levels

Gravitational Field damage +10% and Drain Life damage +5% for every 3 Gravitation Staff upgrade levels