Siege Blastsling

Siege Blastsling
Type	Ranged weapon
Effects	Explosive Damage
Perks	Long-Range Damage Overdraw Damage
Mod Slots	1 (2 after upgrades)
Source	Merchant
Cost to buy	632 1 Ravager Circulator
Value when sold	275 Fully upgraded 568 7 Braided Wire 1 Large Machine Core 1 Medium Machine Core
Ammunition
Shot Type Group	Bomb
Shot Type	Explosive Bomb Advanced Explosive Bomb

"This powerful Blastsling is commonly used by the Tenakth to inflict extra damage to targets at long range (30m or more)."

―Inventory description

The Siege Blastsling is a rare weapon in Horizon Forbidden West. It serves as a variant of the Blastsling.

By default, it deals 15% more damage to targets at or further than 30 meters away.

It can be upgraded four times.

Acquisition details

Source	Cost	Sell Value (base)	Sell Value (fully upgraded)
Scalding Spear Outside The Base (after completing The Kulrut, The Sea of Sands, or Seeds of the Past) Thornmarsh	632 1 Ravager Circulator	275	568 7 Braided Wire 1 Large Machine Core 1 Medium Machine Core

Ammo

	Explosive Bomb	Advanced Explosive Bomb
	Explosive Damage	Explosive Damage
Base	86	Locked
Level 1	97	Locked
Level 2	109	Locked
Level 3	121	194
Level 4	137	220

Upgrade costs

Upgrade	Cost	Unlocks
Level 1	75 2 Braided Wire 2 Small Machine Core	Increased damage
Level 2	112 2 Braided Wire 1 Clawstrider Razor Tail 1 Rollerback Hammer Tail	Increased damage Perk: Overdraw Damage +15%
Level 3	150 3 Braided Wire 2 Medium Machine Core 1 Rollerback Circulator	Increased damage Advanced Explosive Bombs unlocked
Level 4	250 6 Braided Wire 1 Elemental Clawstrider Sac Webbing 3 Medium Machine Core 1 Rollerback Primary Nerve	Increased damage Second coil unlocked Perk: Long-Range Damage +40%