Terminus Horizon - Legendary Machine Gun

Terminus Horizon is a Machine Gun Arc Heavy in Destiny 2. Review its base stats, perk pool, and masterwork options.

Weapon overview

Machine Gun - Arc - Heavy - High-Impact Frame

Source: Rite of the Nine

If something heavy's coming in, send something heavy back out.

Slow firing and high damage. This weapon is more accurate when stationary, moving slowly, and aiming down sights.

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

Dragonfly
Precision kills create an elemental damage explosion.
Compulsive Reloader
Grants increased reload speed when close to full magazine.
Hip-Fire Grip
Increases accuracy, stability, and precision hit targeting when firing from the hip.
Triple Tap
Rapidly landing precision hits will return one round to the magazine.
Rapid Hit
Rapid precision hits temporarily increase stability and reload speed.
Demolitionist
Kills with this weapon generate grenade energy. Activating your grenade ability reloads this weapon from reserves.

Voltshot
Reloading this weapon after defeating a target overcharges this weapon for a short period of time, causing it to jolt on its next hit.
Cascade Point
Final blows or sustained precision hits with another weapon increase this weapon's rate of fire for a short duration.
Adrenaline Junkie
This weapon gains increased damage and handling from final blows with grenades or this weapon.
High-Impact Reserves
Rounds at the end of the magazine deal more damage.
Wellspring
Kills with this weapon generate ability energy. This energy is divided between your uncharged abilities.
Target Lock
Damage increases the longer this weapon remains on a target.

Tex Balanced Stock
Damaging targets while firing from the hip increases handling, reload speed, and movement speed while aiming down sights.