(Not in patch note) Basetype has a new implicit, damage and critical strike chance increased . Read Lua error: Error: invalid field alias "items._pageName"; aliases cannot contain dots or quotes.. for detail.
Now grants +1 to Level of all Chaos Skill Gems instead of +1 to Level of Socketed Chaos Gems. This change affects all existing items.
Non-Ailment Chaos Damage over Time Multiplier is now just Chaos Damage over Time Multiplier. This affects all versions of the item.
Several Staves are now classified as Warstaves. Warstaves can no longer roll caster-related modifiers, while Staves retain their old mod generation behaviour.
Certain staff base types can no longer roll spell-based mods such as added damage for spells or increased spell damage. Their base attack speeds have been slightly increased, and their damage decreased to compensate. This affects all existing versions of these base types. (For a full list, see Version 3.7.0 § Item Balance.)
↑ 1.01.1A legacy Cane of Unravelling with the implicit modifier +18% Chance to Block Attack Damage while wielding a Staff cannot have the value of that modifier be raised above 18% using a Lua error: Error: invalid field alias "items._pageName"; aliases cannot contain dots or quotes...
↑A legacy Cane of Unravelling with the explicit modifier (60-80)% increased Chaos Damage cannot have the value of that modifier lowered below 60% using a Lua error: Error: invalid field alias "items._pageName"; aliases cannot contain dots or quotes...
References[]
↑Natalia_GGG (November 9, 2017). "Upcoming Unique Items". Official Path of Exile Forums. Retrieved November 9, 2017.