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: Random Perks: This item cannot be reacquired from Collections.

"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

Incandescent
Defeating a target spreads scorch to those nearby.
More powerful combatants and opposing Guardians cause scorch in a larger radius.
Feeding Frenzy
Each rapid kill with this weapon progressively increases reload speed for a short time.
Rewind Rounds
When this weapon's magazine is empty, it refills from reserves based on the number of hits.
Light Touch
This weapon gains reload speed, handling, and aim down sight speed when you are amplified, radiant, or have Devour.
Triple Tap
Rapidly landing precision hits will return one round to the magazine.
Demolitionist
Kills with this weapon generate grenade energy. Activating your grenade ability reloads this weapon from reserves.
Killing Wind
Final blows grant increased mobility, weapon range, and handling for a short duration.

Burning Ambition
Dealing sustained damage scorches the target. Dealing damage to a scorched target inflicts scorch.
Mega Kill Clip
Reloading after a final blow grants a period of increased damage. Additional final blows before reloading further increases the duration of the damage period.
Desperate Measures
Weapon final blows grant bonus damage. Melee and grenade final blows grant a larger damage bonus that can stack.
One for All
Hitting three separate targets increases damage for a moderate duration.
Meganeura
Precision final blows create an elemental damage explosion that deals more damage based on the number of rapid precision hits dealt beforehand.
Adagio
After defeating a target, this weapon fires, charges, or draws more slowly and deals increased damage for a brief time.
Bait and Switch
Deal damage with all equipped weapons within a short time to give this weapon a damage boost.

Winterized Gear
After being out of combat for a moderate duration, this weapon gains stability, reload speed, and handling. These benefits decay over time after reentering combat.