While not explicitly discussed, it poe currency was also heavily suggested that you'll be able to seek out Watchstones which can add modifiers to this part of your atlas too. Sextants are also applied to the Watchstone rather than individual maps.
Sextants are no longer amount limited, but have been rebalanced to have much stronger modifiers coming from higher
grade sextants. Sextants also have been renamed to Awakened Sextants for each tier, Prime, and Simple. They can no longer be upgraded via the vendor, meaning higher grade sextants can be more expensive than just three times the tier below it.
Zana doesn't longer offer you the choice to update maps into tiers. This is presumably because of the fact that maps no longer have set tiers, and may be updated with all the Watchstones. Zana will sell Shaper and Elder influenced maps, which be the sway would. The Shaper and Elder story lines are replaced by the new boss narrative lines, which implies that these Shaped or Eldered maps is going to be the only method to attain the items that are found within Shaper or Elder influence.
The Synthesis boss maps will drop as unique maps, permitting players regular access and not simply hoping that Zana will offer them. Unique maps will have a level based on where they are found, making all maps that are buy poe chaos orbs distinctive possibly helpful at all points in the game.