Regrade Rates

Regular scrolls can increase an items grade by 1, while resplendent scrolls have a chance to increase it by 1 or 2 grades. Regrading beyond Celestial grade can result in your item breaking or downgrading.

Easy - Applies to equipment dropped from Dungeons.

Normal - Applies to all other equipment.

Difficult - Applies to crafted and obsidian equipment.

Other - Applies to ship components and pet gear.

Grade	Easy	Normal	Difficult	Other
Basic -> Grand	100%	100%	100%	100%
Grand -> Rare	100%	100%	100%	60%
Rare -> Arcane	100%	100%	100%	60%
Arcane -> Heroic	67.5%	50%	32.5%	60%
Heroic -> Unique	67.5%	50%	32.5%	60%
Unique -> Celestial	47.3%	35%	22.8%	50%
Celestial -> Divine	40.5%	30%	19.5%	50%
Divine -> Epic	13.5%	10%	6.5%	40%
Epic -> Legendary	10.8%	8%	5.2%	35%
Legendary -> Mythic	4.1%	3%	2%	17.5%