How to get Heat Tolerance in Subnautica 2

If you plan on completing Subnautica 2's storyline, you'll eventually need to venture out into boiling hot, volcanic regions of the game's oceans to acquire uncommon resources. Unfortunately for us, we're not invincible, and we need to develop heat tolerance before exploring beyond the map's starting area.Table of contentsHow to unlock Heat Tolerance in Subnautica 2How to make a Sonic ResonatorAngel Comb Bloom Infestation puzzle solution in Subnautica 2How to unlock Heat Tolerance in Subnautica 2 Withstanding the heat within Subnautica 2's volcanic ocean biome requires unlocking the Heat Tolerance from an Angel Comb bulb after crafting a Sonic Resonator. You'll need to use your Sonic Resonator to clear away bloom infestation surrounding the Angel Comb and it's juvenile offspring, allowing its bulb to appear for you to claim.How to make a Sonic Resonator Your first step before venturing beyond this point is to craft a Sonic Resonator. You'll need to scan two of them in the ocean to unlock its respective blueprint. The easiest way to find them is to travel 300 meters north of the Lifepod to the Old Habitat POI. There are also a few near the Heat Tolerance Angel Combs, particularly inside a metal crate near the Spider Dome POI 240 meters southwest of the Lifepod. Once you scan all of its blueprint components, you'll need the following materials to craft it:Basic Battery (1)Titanium Ingot (2)Lead (2)Wiring Kit (1) Basic batteries are the easiest to create, requiring two copper and one Acidic Raion Pouch to make. You'll find both materials in caves surrounding the Lifepod when you first start. Screenshot by Destructoid Titanium ingots are slightly trickier to make, as you'll need to get your hands on a processor. The fastest way to unlock it is to visit the Old Habitat 300 meters north of the Lifepod and scanning the broken processors within its ruins. From here, you can build the machine, stick three titanium in per ingot, and wait a minute for them to process. Obtaining lead requires you to explore beyond the Lifepod's immediate starting area. You'll mainly find it in caves near the Old Habitat and the nearby Camp One POI. There are multiple ravines and overhangs around these POIs that house multiple lead ore nodes. Last but not least is a wiring kit, which you can make using copper wire and one silver. Similar to lead, you can find silver near the Old Habitat and inside the Chap Blackbox cave 220 meters south of the Lifepod. Angel Comb Bloom Infestation puzzle solution in Subnautica 2 You'll need to explore three separate locations while tackling the Heat Tolerance Angel Comb's Bloom Infestation puzzle. Adult Angel Comb: 200 meters northwest of the Lifepod at the Angel Comb POIFirst Juvenile Angel Comb: 240 meters southwest of the Lifepod at the Spider Dome POISecond Juvenile Angel Comb: 140 meters northeast of the Adult Angel Comb, 240 meters north-northwest of the Lifepod. The main POI you'll need to return to is the adult Angel Comb. Upon arriving, you'll find an aggressive Marrowbreach and several Nibbler Mango who'll persistently attack you if you approach the area. More importantly, you'll spot Bloom Cankers—small, blue nodes coming out of the Angel Comb's tentacles—that you'll need to blast with your Sonic Resonator. Screenshot by Destructoid Connected to the adult Angel Comb is two large, purple roots heading out of the cave. Both will lead you to juvenile Angel Combs that are also infected with Bloom Cankers. Clear away the blooms from one before retracing your steps, visiting the second Angel Comb, and disintegrating its blooms. Upon clearing away every Bloom Canker on all three Angel Combs, the adult comb will flower, revealing its Heat Tolerance Adaptation bulb. Stick your hand inside to receive the adaptation, allowing you to traverse hot temperature waters without any negative repercussions. The post How to get Heat Tolerance in Subnautica 2 appeared first on Destructoid.

May 18, 2026 - 00:41

How to get Heat Tolerance in Subnautica 2

If you plan on completing Subnautica 2's storyline, you'll eventually need to venture out into boiling hot, volcanic regions of the game's oceans to acquire uncommon resources. Unfortunately for us, we're not invincible, and we need to develop heat tolerance before exploring beyond the map's starting area.

Table of contents

How to unlock Heat Tolerance in Subnautica 2

Withstanding the heat within Subnautica 2's volcanic ocean biome requires unlocking the Heat Tolerance from an Angel Comb bulb after crafting a Sonic Resonator. You'll need to use your Sonic Resonator to clear away bloom infestation surrounding the Angel Comb and it's juvenile offspring, allowing its bulb to appear for you to claim.

How to make a Sonic Resonator

Your first step before venturing beyond this point is to craft a Sonic Resonator. You'll need to scan two of them in the ocean to unlock its respective blueprint. The easiest way to find them is to travel 300 meters north of the Lifepod to the Old Habitat POI. There are also a few near the Heat Tolerance Angel Combs, particularly inside a metal crate near the Spider Dome POI 240 meters southwest of the Lifepod.

Once you scan all of its blueprint components, you'll need the following materials to craft it:

Basic Battery (1)
Titanium Ingot (2)
Lead (2)
Wiring Kit (1)

Basic batteries are the easiest to create, requiring two copper and one Acidic Raion Pouch to make. You'll find both materials in caves surrounding the Lifepod when you first start.

Screenshot by Destructoid Titanium ingots are slightly trickier to make, as you'll need to get your hands on a processor. The fastest way to unlock it is to visit the Old Habitat 300 meters north of the Lifepod and scanning the broken processors within its ruins. From here, you can build the machine, stick three titanium in per ingot, and wait a minute for them to process.

Obtaining lead requires you to explore beyond the Lifepod's immediate starting area. You'll mainly find it in caves near the Old Habitat and the nearby Camp One POI. There are multiple ravines and overhangs around these POIs that house multiple lead ore nodes.

Last but not least is a wiring kit, which you can make using copper wire and one silver. Similar to lead, you can find silver near the Old Habitat and inside the Chap Blackbox cave 220 meters south of the Lifepod.

Angel Comb Bloom Infestation puzzle solution in Subnautica 2

You'll need to explore three separate locations while tackling the Heat Tolerance Angel Comb's Bloom Infestation puzzle.

Adult Angel Comb: 200 meters northwest of the Lifepod at the Angel Comb POI
First Juvenile Angel Comb: 240 meters southwest of the Lifepod at the Spider Dome POI
Second Juvenile Angel Comb: 140 meters northeast of the Adult Angel Comb, 240 meters north-northwest of the Lifepod.

The main POI you'll need to return to is the adult Angel Comb. Upon arriving, you'll find an aggressive Marrowbreach and several Nibbler Mango who'll persistently attack you if you approach the area. More importantly, you'll spot Bloom Cankers—small, blue nodes coming out of the Angel Comb's tentacles—that you'll need to blast with your Sonic Resonator.

Screenshot by Destructoid Connected to the adult Angel Comb is two large, purple roots heading out of the cave. Both will lead you to juvenile Angel Combs that are also infected with Bloom Cankers. Clear away the blooms from one before retracing your steps, visiting the second Angel Comb, and disintegrating its blooms.

Upon clearing away every Bloom Canker on all three Angel Combs, the adult comb will flower, revealing its Heat Tolerance Adaptation bulb. Stick your hand inside to receive the adaptation, allowing you to traverse hot temperature waters without any negative repercussions.

The post How to get Heat Tolerance in Subnautica 2 appeared first on Destructoid.

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