Heart of Ymir

Heart of Ymir boss reward in Infinity Gauntlet Thanos Simulator

The Heart of Ymir is a legendary item obtained by defeating Eson the Searcher in World5. It unlocks the Snap of Ymir ability on the Infinity Gauntlet and is mandatory for the Surtur's Sword questline in the Catacombs.

How to Obtain

  1. Collect 8 Frost Fragments and use the center-map teleporter to reach World5.
  2. Defeat the Erde NPCs guarding the entrance.
  3. Fight Eson the Searcher using the Hadron Enforcer blast ability on his flashing eyes.
  4. Avoid eye lasers and navigate the accelerating conveyor belt during the fight.
  5. Claim the Heart of Ymir upon victory.

Full walkthrough: Heart of Ymir guide.

Snap of Ymir Ability

With the Heart of Ymir equipped, the Infinity Gauntlet gains Snap of Ymir — used to freeze lava in the True Catacombs and damage Surtur during the final boss fight. This ability is essential for the Surtur Sword route.

Catacombs Usage

Place the Heart of Ymir on the blue glowing pedestal in the True Catacombs to spawn Servant of Celestial [Level 5] waves. Five must be defeated to progress toward the Crown of Black Fire puzzle in Lunar World.

Prerequisites

  • Hadron Enforcer — Required to damage Eson
  • 8 Frost Fragments — World5 access cost
  • Strong endgame loadout — Eson is a six-eyed celestial boss

Frequently Asked Questions

Is Heart of Ymir pay-to-win?

The item itself is free-to-play via the Eson boss fight. Some players use gamepasses to simplify World5 access, but the Heart drops from defeating Eson.

What does Snap of Ymir do?

Freezes lava in the True Catacombs and is part of the Surtur damage combo with Disintegrate.

Do I need Heart of Ymir for Mechanical Gloves?

No. Mechanical Gloves come from the Doom boss at the Power Temple. Heart of Ymir is for the Surtur Sword chain.

Where is Eson the Searcher?

In World5, accessible via Frost Fragment teleporter. See our Heart of Ymir guide for the full route.

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