Best Mercenary Builds in Path of Exile 2 Patch 0.4

The Mercenary class in Path of Exile 2 has quietly become more appealing in patch 0.4, thanks to Path of Exile 2 Currency several targeted buffs and mechanical adjustments. While the Mercenary is still not considered a top-tier meta pick in the Last of the Druids update, crossbow-based builds remain fun, efficient, and surprisingly effective throughout the endgame.

If you're planning to play a Mercenary in the current PoE 2 league, here are the best Mercenary builds to try in Path of Exile 2 patch 0.4.

1) Permafrost Witchhunter Build

Freeze remains one of the strongest crowd-control mechanics in Path of Exile 2, making the Permafrost Witchhunter an excellent choice for both mapping and survivability. This build revolves around Permafrost Bolts as a primary clearing skill, supported by gems like Projectile Acceleration to improve coverage and projectile speed.

For regular monsters, Permafrost Bolts function as a near single-button clear. By scaling freeze chance and increasing your Culling Strike Threshold, most enemies will fall in one hit without ever posing a threat. The real power of the build, however, comes from its bossing rotation.

Against tougher enemies and bosses, you'll combine Freezing Mark with Fragmentation Rounds. Once an enemy is Frozen, Fragmentation Rounds consume the ailment to trigger a powerful explosion. The interaction is extremely strong, often chunking bosses for massive portions of their health bar. While you may need to repeat the rotation two or three times, depending on your damage, the safety provided by repeated freezes makes encounters very manageable.

With the Witchhunter's upgraded Sorcery Ward providing universal damage protection, this build offers one of the safest Mercenary playstyles in patch 0.4.

2) Explosive Shot Tactician Build

Explosive Shot continues to be one of the most popular and visually satisfying crossbow builds in Path of Exile 2. Its innate area-of-effect damage makes it excellent for fast mapping, and support gems like Multishot allow it to fire a devastating barrage of explosive bolts.

A key item for this build is Arjun's Medal, which automatically loads an extra bolt when you land a killing blow. With enough damage investment, this mechanic effectively removes reload downtime entirely. Because of this interaction, many players choose to buy POE2 Items like Arjun's Medal early to accelerate progression and clear speed.

For boss fights, Explosive Shot benefits greatly from incorporating grenade skills into your rotation. While this increases button complexity, the damage payoff is significant. By stacking additional Spirit on your gear, you can also summon Mirage Archer to automate grenade usage, letting you focus entirely on scaling Explosive Shot damage.

This build excels as a high-speed mapper that transitions smoothly into buy Path of Exile 2 Currency endgame bossing with the right Path of Exile 2 Currency investment.