Patch 0.5.5 · Updated Oct 3, 2026

Skill Gems

Bone Cage

Bone Cage is a Skill Gem (Intelligence) in Path of Exile 2. It is usable from character level 6 and can be cut from an Uncut Gem of level 3 or higher. Tags: Spell, AoE, Physical, Duration, Nova, Repeatable.

Gem level 1

Bone Cage

Spell, AoE, Physical, Duration, Nova, Repeatable

Level: 1

Cost: 7 Mana

Cast Time: 1 sec

Critical Hit Chance: 15%

Pin buildup modifier: 50%

Raise a ring of bone spikes around you. The spikes are destroyed when enemies touch them, damaging and Pinning those enemies. Raising a new ring of spikes destroys the previous one.

Hits are Pinning

Cage duration is 1.6 seconds

Cage radius is 1.8 metres

Explosion radius is 1 metre

Deals 10 to 15 Physical Damage

Type: Skill Gems
Attribute: Intelligence
Tags: Spell, AoE, Physical, Duration, Nova, Repeatable
Usable from character level: 6
Gemcutting: Uncut Gem level 3 or higher
Gemcutting category: Occult
Levels: 1–40

Quality

At 20% quality

Pin buildup modifier: 50%

Additionally with Advanced Thaumaturgy (Gemling Legionnaire)

40% more Magnitude of Bleeding inflicted

Used in builds

None of our builds uses this yet.

Values per level

Only values that change with the level – fixed values are in the tooltip. Click a row to show that level in the tooltip.

Level	Character level	Cost	Deals # to # Physical Damage
1	–	7 Mana	10–15
2	3	9 Mana	14–21
3	6	10 Mana	19–28
4	10	12 Mana	25–37
5	14	14 Mana	31–47
6	18	16 Mana	39–58
7	22	19 Mana	47–70
8	26	21 Mana	56–85
9	31	24 Mana	67–101
10	36	27 Mana	80–119
11	41	31 Mana	94–140
12	46	34 Mana	109–164
13	52	39 Mana	127–191
14	58	43 Mana	148–222
15	64	48 Mana	171–257
16	66	53 Mana	198–297
17	72	59 Mana	228–342
18	78	66 Mana	263–394
19	84	73 Mana	302–453
20	90	80 Mana	347–521

Levels 21–40 (from additional gem levels)

Level	Character level	Cost	Deals # to # Physical Damage
21	–	89 Mana	399–599
22	–	98 Mana	459–688
23	–	107 Mana	527–790
24	–	118 Mana	605–907
25	–	130 Mana	695–1042
26	–	143 Mana	798–1197
27	–	156 Mana	918–1377
28	–	171 Mana	1056–1583
29	–	187 Mana	1215–1822
30	–	205 Mana	1399–2099
31	–	224 Mana	1613–2419
32	–	245 Mana	1860–2791
33	–	267 Mana	2148–3222
34	–	292 Mana	2483–3725
35	–	318 Mana	2873–4310
36	–	347 Mana	3328–4993
37	–	378 Mana	3860–5790
38	–	411 Mana	4482–6723
39	–	447 Mana	5211–7816
40	–	487 Mana	6066–9099

Matching supports 221

221 Support Gems can support this skill.

Strength 65

Armour Break I Armour Break II Armour Break III Armour Demolisher I Armour Demolisher II Arms Length Atalui's Bloodletting Bleed I Bleed II Bleed III Bleed IV Break Endurance Brutality I Brutality II Brutality III Compressed Duration I Compressed Duration II Concoct I Concoct II Dauntless Deep Cuts I Deep Cuts II Devastate Efficiency I Efficiency II Enduring Impact I Enduring Impact II Eternal Flame I Eternal Flame II Eternal Flame III Execute I Execute II Execute III Exploit Weakness Fire Attunement Fire Exposure Fire Penetration I Fire Penetration II Flame Pillar Heft Ignite I Ignite II Ignite III Knockback Lifetap Prolonged Duration I Prolonged Duration II Prolonged Duration III Rageforged I Rageforged II Relentless Rage Rupture Rusted Spikes Searing Flame I Searing Flame II Stun I Stun II Stun III Uhtred's Augury Uhtred's Exodus Uhtred's Omen Unbreakable Uruk's Smelting Uul-Netol's Embrace Xoph's Pyre

Dexterity 54

Admixture Arakaali's Lust Blind I Blind II Blindside Bounty I Bounty II Bursting Plague Chance to Freeze Charm Bounty Commiserate Corrosion Deadly Poison I Deadly Poison II Deliberation Electrocute Eonyr's Thunder Escalating Poison Ferocity Hobble Inhibitor Innervate Lasting Shock Leverage Life Bounty Life Drain Lightning Attunement Lightning Exposure Lightning Penetration Lockdown Malady Mana Bounty Mobility Momentum Neural Overload Outmaneuver Overcharge Pin I Pin II Pin III Poison I Poison II Poison III Rakiata's Flow Shock Slow Potency Soul Drain Swift Affliction I Swift Affliction II Swift Affliction III Tacati's Ire Tul's Stillness Tumult Wind Wave

Intelligence 92

Ambrosia Ambrosia II Ambush Arbiter's Ignition Arcane Surge Astral Projection Atziri's Call Biting Frost I Biting Frost II Blazing Critical Bone Shrapnel Brittle Armour Catharsis Chaos Attunement Cold Attunement Cold Exposure Cold Penetration Concentrated Area Concussive Spells Considered Casting Controlled Destruction Coursing Current Deep Freeze Derange Dialla's Desire Electromagnetism Elemental Discharge Elemental Focus Embitter Energy Barrier Enervation Esh's Radiance Excise Execrate Expand Expanse Extraction Fiery Death Freeze Frost Nexus Frostfire Frozen Vortex Hourglass Ice Bite I Ice Bite II Inexorable Critical I Inexorable Critical II Invocation Living Lightning Living Lightning II Magnified Area I Magnified Area II Mana Flare Minion Pact I Minion Pact II Oisín's Oath Physical Mastery Pinpoint Critical Potent Exposure Potential Practical Magic I Practical Magic II Profanity I Profanity II Rapid Casting I Rapid Casting II Rapid Casting III Rising Tempest Shock Conduction Shock Conduction II Shock Siphon Soulbreaker Spell Cascade Spell Echo Spreading Frost Static Shocks Stormfire Supercritical Thrill of the Kill Thrill of the Kill II Unbending Unleash Varashta's Blessing Verglas Volatile Power Volatility Wildfire Withering Touch Zarokh's Refrain Zarokh's Revolt Zenith I Zenith II

No attribute 10

Breachlord's Rift Esh's Prowess Mórrigan's Insight Prototype Seventeen Runic Extraction Scouring Flame Styrn's Anthem Trickster's Shard Tul's Avalanche Vorana's Siege