Skill Gems and Links
Skill gems are another crucial aspect of Path of Exile. These gems, which can be found as loot or Path of exile currency purchased from vendors, grant your character abilities and spells. Skill gems are socketed into your gear and can be linked together to create powerful combinations.

Socket Colors: Gear pieces have sockets that come in three colors: red, green, and blue. The color of the socket determines the type of skill gem that can be inserted.
Links: Linking sockets together allows for skill gem combinations that enhance or modify their effects. Experiment with different gem setups to find the most effective combinations for your build.
End-Game Content
Path of Exile’s end-game content offers a wealth of challenges and rewards. Here are some key areas to focus on:

Maps: After completing the main story, you’ll enter the map system, which allows for endless exploration and loot. Maps are randomly generated dungeons with varying difficulty and modifiers.
Labyrinth: The Labyrinth is a series of trials that test your character’s skills. Completing the Labyrinth provides Ascendancy Points, which grant additional skills and passive bonuses.
Uber Labyrinth: The Uber Labyrinth is a more challenging version of the regular Labyrinth. It requires advanced preparation and strategy to complete, but rewards you with additional Ascendancy Points and valuable loot.
Bosses: End-game bosses such as Shaper, Elder, and Cortex provide significant challenges and rewards. Defeating these bosses often requires careful planning, specialized gear, and buy POE currency effective strategies.