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For the Year 1 helmet, see An Insurmountable Skullfort (Year 1).
BRAINVAULT Sigma-ACTIUM-IX Cranial Dreadnought (Invincible Type)
― In-game description

An Insurmountable Skullfort is an exotic Titan helmet.

SourcesEdit

An Insurmountable Skullfort can be retrieved from one of the following activities/vendors:

The Taken King source icon The Taken King
This item requires the Taken King expansion.
Xur, Agent of the Nine source icon Xur, Agent of the Nine
Xûr, Agent of the Nine, sometimes sells this item in the Tower.

UpgradesEdit

An Insurmountable Skullfort can also be upgraded with the following perks:

Column 0Edit

Improved Transfusion icon Improved Transfusion
Kills with Storm Fist immediately trigger health regeneration. Respawn with full melee energy. Gain a second melee charge.
Infuse icon Infuse
Consume a more powerful piece of Armor to boost the Defense value of this Armor.

Column 1Edit

Random perk icon Randomly Selected Perk
This could be one of three randomly selected perks.
Increase Discipline icon Increase Discipline
Increase the Discipline bonus provided by this piece of gear.
Increase Intellect icon Increase Intellect
Increase the Intellect bonus provided by this piece of gear.
Increase Discipline icon Increase Discipline
Increase the Discipline bonus provided by this piece of gear.
Random perk icon Randomly Selected Perk
This could be one of three randomly selected perks.
Increase Strength icon Increase Strength
Increase the Strength bonus provided by this piece of gear.
Increase Strength icon Increase Strength
Increase the Strength bonus provided by this piece of gear.
Increase Strength icon Increase Strength
Increase the Strength bonus provided by this piece of gear.

Column 2Edit

Hands-On icon Hands-On
Gain bonus Super energy from melee kills on minions of the Darkness.
Random perk icon Randomly Selected Perk
This could be one of two randomly selected perks.
Second Thoughts icon Second Thoughts
Gain bonus Super energy from Special Weapon kills on minions of the Darkness.
Heavy Lifting icon Heavy Lifting
Gain bonus Super energy from Heavy Weapon kills on minions of the Darkness.

Column 3Edit

Invigoration icon Invigoration
Gain bonus melee energy on Orb pickups.

GalleryEdit

ReferencesEdit