Your flasks can now be corrupted by Vaal Orbs which add a random quality value from minus ten to plus ten. The capability to add higher than 20% quality to weapons, armours and flasks has been removed from betrayal, and these reward outcomes have been replaced.
From 20% quality to 26% quality.
From 20% quality to 18% quality.
From 20% quality to 25% quality.
From 20% quality to 13% quality.
From 20% quality to 21% quality.