Path of Exile 2: All Act 4 Side-Objectives Guide

With Path of Exile 2's patch 0.3.0, Act 4 has emerged as the largest and Path of Exile 2 Currency most content-rich chapter in the campaign yet. Gone are the Cruel Acts, replaced by a sprawling peninsula full of islands, optional bosses, and side objectives. For players looking to maximize leveling, buffs, and rare loot, knowing all Act 4 side objectives is essential. In this guide, we break down every optional quest, mini-boss, and permanent buff available across the Act 4 islands, helping you make the most of your playthrough.

Act 4 Island Overview

Act 4 consists of eight major island clusters, each containing side content that ranges from minor flavor quests to permanent stat buffs. Monster levels generally start at 46-47 and scale up to 50-51 for overleveled characters. While speedrunners can clear the main quest in just four islands, the optional objectives provide valuable rewards, including passive points, attribute bonuses, and rare Path of Exile 2 Items.

Recommended island order for side-objective completion:

1. Kedge Bay

2. Whakapanu Island

3. Isle of Kins

4. Eye of Hinekora

5. Ngakanu

6. Shrike Island

7. Abandoned Prison

8. Arastas

9. Ngakanu (return)

10. Plunder's Point

Kedge Bay & Journey's End Objectives

Torn Map Piece - The second piece is found in a northern cave. Required only for the optional Forgotten Bounty quest.

Captain Hartlin - Optional boss. Drops no noteworthy loot but adds challenge for completionists.

Delirium Mechanic Intro - Kedge Bay introduces the new Delirium Endgame mechanic via a sidequest, preparing players for endgame activities.

Whakapanu Island & Singing Caverns Objectives

Dread Crab - Rare monster drops a Support Gem IV; otherwise skippable.

Torn Map Piece - The Third piece is obtained from a petrified pirate along the coast.

The Great White One - Optional boss, mostly for loot and challenge.

Beckoning Clam - Interacting spawns the Guardian of the Clam. Reward: Humming Pearl, exchangeable for a Rare Pearlescent Amulet at Kingsmarch.

Diamora, Song of the Death - Story boss; required for main quest progression.

Shoreline Hideout - Unlocks as part of POE 2 Currency for sale the Hostile Takeover quest following Diamora.