Grinding Gear Games carries a new developer diary on the Path of Exile site to being revealing skill revamps being released in June with all the 3.3.0 update. The June patch could be the first of several, with each subsequent update targeting another batch of skills for overhaul.

Here's what PoE players should Buy POE Items expect in June:

"We will probably be trying to breathe new life into underused older skills with additional mechanics or significant mechanical reworks and have feel like completely new skills". One skill which is in the crosshairs is Cold Snap.
Skill Themes are going to be groups of skills giving players a "flavorful character style" when selecting skills that suited that theme. This is much like what was seen inside the Corpse-based skill overhaul deployed recently. Older skills can also be reworked to "have an even more consistent" theme.
Enabling new types of gameplay by "taking existing skills that do not see much use and providing them with unique twists or mechanics that separate them on the rest".

These significant changes for https://www.mmoah.com/ the skill maintain your fast-paced movement style when fighting regular enemies, while building a combat style on bosses that allows you to focus on avoiding boss abilities and generating a few carefully timed moves in lieu of rapidly clicking and re-targeting. It's a good illustration showing how we're looking to push interesting new approaches to play Path of Exile.