Bone Blast skill gem icon in Path of Exile 2

Bone Blast Intelligence skill gem · Spell, AoE, Physical, Duration, Repeatable

IntelligenceSpellAoEPhysicalDuration

Conjure a circle of ritual inscriptions that last for a short duration. When the duration ends, spikes of bone erupt from enemies in the area, damaging them and potentially causing Bleeding.

Bone Blast gem card

Game data Verified for 0.5.5f

Bone Blast stats per level

Game data

Every level from 1 to 20: the character level it needs, its cost and what changes.

Level table (20 levels)

At every level

Ritual duration is 1 second
Ritual radius is 1 metre
40% chance to inflict Bleeding on Hit

Bone Blast stats per level
Gem level	Char. level	Stats
1	1	Deals 5 to 8 Physical Damage
2	3	Deals 7 to 11 Physical Damage
3	6	Deals 10 to 16 Physical Damage
4	10	Deals 14 to 21 Physical Damage
5	14	Deals 18 to 27 Physical Damage
6	18	Deals 23 to 34 Physical Damage
7	22	Deals 28 to 43 Physical Damage
8	26	Deals 35 to 52 Physical Damage
9	31	Deals 43 to 64 Physical Damage
10	36	Deals 52 to 78 Physical Damage
11	41	Deals 61 to 91 Physical Damage
12	46	Deals 71 to 107 Physical Damage
13	52	Deals 83 to 124 Physical Damage
14	58	Deals 96 to 145 Physical Damage
15	64	Deals 112 to 167 Physical Damage
16	66	Deals 129 to 193 Physical Damage
17	72	Deals 149 to 223 Physical Damage
18	78	Deals 171 to 257 Physical Damage
19	84	Deals 197 to 295 Physical Damage
20	90	Deals 226 to 339 Physical Damage

Game data: Path of Exile 2 client · How we source this

Supports for Bone Blast

Calculated

Support gems that share Bone Blast's tags, the most shared tags first.

Supports for Bone Blast
Support	Shared tags	Effect
Fist Of Kalguur	AoE, Physical, Duration	Limit 1 active rune
Poison Spores	AoE, Physical, Duration	Supported Skills Trigger Toxic Pustule on Hitting an enemy
Dreamer's Knell	AoE, Duration	DNT-UNUSED Supported Skills create a Bell for every 2 Combo expended when expending Combo
Hayoxi's Fulmination	AoE, Physical	Supported Skills create Cursed Ground Enemies on the Cursed Ground from a Supported Skill are Cursed while within it
Paquate's Pact	Physical, Duration	Supported Skills Trigger Twisted Pact for each enemy in range
Tawhoa's Tending	AoE, Physical	Totems created by Supported Skills have 25% more maximum Life
Trickster's Shard	AoE, Duration	Supported Spells Trigger Fragment Self
Battershout	AoE, Physical	Supported Skills cannot Break Armour
Bone Shrapnel	AoE, Physical	Supported Skills trigger Bone Shrapnel Explosions on killing Pinned Enemies
Brambleslam	AoE, Physical	Supported Slams create 3 Brambles
Bursting Plague	AoE, Physical	Poison from Supported Skills also adds 100% of Damage per Second to Enemy as Plague, up to a maximum of 20% of Enemy's maximum Life
Caltrops	AoE, Duration	Projectiles from Supported Skills trigger Caltrops when they reach the end of their flight

Matched by gem tags. In game, a support can only be socketed into a skill it can support, so check the support's own page.

Items and passives that grant Bone Blast

You can use Bone Blast without the gem through these.

Sanguine Diviner

Skills like Bone Blast

Other gems of the same type with the most tags in common.

Bone Blast in Path of Exile 2

Bone Blast — Intelligence skill gem, tagged Spell, AoE, Physical, Duration, Repeatable — levels to 20, where it needs character level 90 and costs 0 Mana. At max level: Deals 226 to 339 Physical Damage. Supports that share its tags include Fist Of Kalguur, Poison Spores, Dreamer's Knell, Hayoxi's Fulmination. Sanguine Diviner also grants it.

Bone Blast FAQ — PoE 2 0.5.5f

What does Bone Blast do in Path of Exile 2?

Cause an explosion of bone fragments after a short delay. Type: Intelligence skill gem, tagged Spell, AoE, Physical, Duration, Repeatable.

What are the best supports for Bone Blast?

Supports that share Bone Blast's tags are a good start: Fist Of Kalguur, Poison Spores, Dreamer's Knell, Hayoxi's Fulmination. Pick the ones that boost the damage type and mechanic your build scales.

What level does Bone Blast need?

Gem level 1 needs character level 1. The max gem level, 20, needs character level 90.

How much damage does Bone Blast do at max level?

At gem level 20: Deals 226 to 339 Physical Damage. Your passives, gear and supports multiply that base.

How much does Bone Blast cost to use?

0 Mana at gem level 1, rising to 0 Mana at level 20.

Which unique items grant Bone Blast?

Sanguine Diviner.