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This is a guide on the Diffusion Beam, a Beam upgrade in Metroid Dread for the Nintendo Switch. Read on to learn about how to unlock the Diffusion Beam Upgrade, how to use the Diffusion Beam against enemies and obstacles, and where to go after getting the Diffusion Beam upgrade.
List of Contents
| Diffusion Beam | |
|---|---|
 |
|
| Description | This beam causes Charge Beam to explode on impact and can penetrate through terrain. Diffusion Beam emits a purple ignition upon impact. |
| Upgrade Type | Beam |
| Diffusion Beam Map Location | |
|---|---|
 View Full Map Image |
|
| Location | Cataris |
The Diffusion Beam is located at the southwestern area of Cataris.
| 1 |  After defeating Kraid, use the Spider Magnet behind Samus and continue climbing till you reach the narrow passage. |
|---|---|
| 2 |  Enter the narrow passage and traverse till you reach the wider area. |
| 3 |  Drop down till you see a Missile Door. Open it up and enter the door. |
| 4 |  Destroy the item sphere holding the diffusion beam to obtain the upgrade. |
button until fully charged and release to fire.
Diffusion Beam can penetrate through terrain. Use this to defeat enemies through walls or barriers with little to no risk.
You can now destroy the exploding organic obstacles through walls with the Diffusion Beam to access new areas.
Head back to Dairon through the Purple Teleportal. Go through the EMMI Zone and use the Diffusion Beam to clear any walls that block your way. Continue to the upper left section of Dairon to find the Bomb upgrade.
How to Unlock the Diffusion Beam | Where to Go After Getting
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