Thermal Erosion - Legendary Machine Gun

Thermal Erosion is a Machine Gun Solar Heavy in Destiny 2. Review its base stats, perk pool, and masterwork options.

Weapon overview

Machine Gun - Solar - Heavy - Rapid-Fire Frame

Source: Fallen Empire Campaign

"Europa has relit the fire in my soul; one that even its freezing winds cannot chill." —Clovis Bray

Deeper ammo reserves. Slightly faster reload when magazine is empty.

Arrowhead Brake
Lightly vented barrel.
• Greatly controls recoil
• Increases handling speed
Chambered Compensator
Stable barrel attachment.
• Increases stability
• Moderately controls recoil
• Slightly decreases handling speed
Corkscrew Rifling
Balanced barrel.
• Slightly increases range and stability
• Slightly increases handling speed
Extended Barrel
Weighty barrel extension.
• Increases range
• Decreases handling speed
• Moderately controls recoil
Fluted Barrel
Ultra-light barrel.
• Greatly increases handling speed
• Slightly increases stability
Full Bore
Barrel optimized for distance.
• Greatly increases range
• Decreases stability
• Slightly decreases handling speed
Hammer-Forged Rifling
Durable ranged barrel.
• Increases range
Polygonal Rifling
Barrel optimized for recoil reduction.
• Increases stability
Smallbore
Dual strength barrel.
• Increases range
• Increases stability

Extended Mag
This weapon has a greatly increased magazine size, but reloads much slower.
• Greatly increases magazine size
• Greatly decreases reload speed
• Increases airborne effectiveness
Alloy Magazine
Faster reload when the magazine is nearly empty.
Appended Mag
This weapon's magazine is built for higher capacity.
• Increases magazine size
Armor-Piercing Rounds
Rounds cause extra damage to combatants' shields and overpenetrate targets.
• Slightly increases range
High-Caliber Rounds
Shots from this weapon knock the target back farther.
• Slightly increases range
Ricochet Rounds
Rounds ricochet off hard surfaces.
• Increases stability
• Slightly increases range
Flared Magwell
Optimized for fast reloading.
• Slightly increases stability
• Greatly increases reload speed
Light Mag
Improved reload and range.
• Increases reload speed
• Slightly increases range

Killing Wind
Final blows grant increased mobility, weapon range, and handling for a short duration.
Quickdraw
This weapon can be drawn unbelievably fast.
Zen Moment
Causing damage with this weapon reduces recoil and flinch over time.
Pulse Monitor
Automatically reloads the magazine and improves weapon handling when wounded—even when this weapon is stowed.
Hip-Fire Grip
Increases accuracy, stability, and precision hit targeting when firing from the hip.
Field Prep
Increases ammo generation. Faster reload, stow, and ready speed when you're crouching.

Dragonfly
Precision kills create an elemental damage explosion.
Dynamic Sway Reduction
Improves accuracy and stability while continuously holding down the trigger.
Wellspring
Kills with this weapon generate ability energy. This energy is divided between your uncharged abilities.
Snapshot Sights
Faster time to aim down sights.
Demolitionist
Kills with this weapon generate grenade energy. Activating your grenade ability reloads this weapon from reserves.
Tap the Trigger
Grants a short period of increased stability and accuracy on initial trigger pull.