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	Ship/Pet
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%

Resplendent Regrade Scrolls

Resplendent Scrolls are made using a Lucky Point (Sun/Moon/Star) alongside' its corresponding Regrade Scroll

Using a Resplendent Scroll will add an additional chance upon success of upgrading an item twice, resulting in, for example, a Celestial >> Epic regrade in one go.

Having a Success on any regrade using a Resplendent Scroll gives a 20% bonus chance (1 in 5) of going up an extra grade.

So for a regrade like Divine > Epic at Normal Difficulty, you have a base 10% chance of regrading to Epic. Should your regrade succeed, you then have a 20% chance of going Legendary. This gives a 2% great success chance (10% * 20%)

Grade	Easy	Normal	Difficult
Basic -> Rare	20%	20%	20%
Grand -> Arcane	20%	20%	20%
Rare -> Heroic	20%	20%	20%
Arcane -> Unique	13.5%	10%	6.5%
Heroic -> Celestial	13.5%	10%	6.5%
Unique -> Divine	9.46%	7%	4.56%
Celestial -> Epic	8.1%	6%	3.9%
Divine -> Legendary	2.7%	2%	1.3%
Epic -> Mythic	2.16%	1.6%	1.04%