Gas Grenade

Attack, AoE, Projectile, Grenade

Gas Grenade

Skill Gem · Tier 5

Level: 1–40

Cast Time: 1s

Fire a bouncing Grenade that causes a burst of Poison gas when its fuse expires, damaging enemies and leaving behind a growing Poison cloud. Burning effects or Detonator skills will cause the cloud to explode in a fiery blast.

At level 1

Detonation Time is 2 seconds
Impact radius is 1.4 metres

At level 40

Detonation Time is 2 seconds
Impact radius is 2.7 metres

Gas Grenade is a tier 5 Dexterity skill gem in Path of Exile 2 (Attack, AoE, Projectile, Grenade). Support gems that can support it: 261.

Published Sep 27, 2026 · patch 0.5.5 Forbidden Rites

Support gems for Gas Grenade (261)

Fire (14)

Eternal Flame I Eternal Flame II Eternal Flame III Fire Attunement Fire Exposure Fire Mastery Fire Penetration I Ignite I Ignite II Ignite III Immolate Scouring Flame Searing Flame I Searing Flame II

Chaos (11)

Chaos Attunement Chaos Mastery Deadly Poison I Deadly Poison II Escalating Poison Poison I Poison II Poison III Profanity I Profanity II Withering Touch

Cold (11)

Biting Frost I Biting Frost II Cold Attunement Cold Exposure Cold Penetration Deep Freeze Freeze Frostfire Rime Spreading Frost Verglas

AoE (10)

Bursting Plague Concentrated Area Encroaching Ground Flame Pillar Frost Nexus Magnified Area I Magnified Area II Shock Conduction Shock Conduction II Wildfire

Lightning (9)

Innervate Lasting Shock Lightning Attunement Lightning Exposure Lightning Penetration Overcharge Shock Shock Siphon Stormfire

Spell (9)

Coursing Current Electromagnetism Fiery Death Inhibitor Potent Exposure Practical Magic I Practical Magic II Slow Potency Static Shocks

Duration (7)

Compressed Duration I Compressed Duration II Prolonged Duration I Prolonged Duration II Swift Affliction I Swift Affliction II Swift Affliction III

Grenade (3)

Adhesive Grenades I Adhesive Grenades III Payload

Minion (2)

Minion Pact I Minion Pact II

Warcry (2)

Ice Bite I Ice Bite II

Conditional (1)

Payoff (1)

Exploit Weakness

Remnant (1)

Runic Extraction

Other (72)

Ambrosia Ambrosia II Ambush Armour Demolisher I Armour Demolisher II Arms Length Blind I Blind II Blindside Bounty I Bounty II Break Endurance Chance to Freeze Charm Bounty Commiserate Concoct I Concoct II Cooldown Recovery I Cooldown Recovery II Deliberation Derange Efficiency I Efficiency II Elemental Focus Enduring Impact I Enduring Impact II Energy Barrier Enervation Execute I Execute II Execute III Ferocity Inexorable Critical I Inexorable Critical II Knockback Lasting Ground Leverage Life Bounty Life Drain Lifetap Lockdown Long Fuse I Long Fuse II Mana Bounty Mobility Momentum Overabundance I Overabundance II Persistent Ground I Persistent Ground II Persistent Ground III Pinpoint Critical Potential Rageforged I Rageforged II Relentless Rage Rising Tempest Rusted Spikes Ruthless Second Wind I Second Wind II Second Wind III Short Fuse I Short Fuse II Soul Drain Stoicism I Stoicism II Stun I Stun II Stun III Supercritical Unbreakable

Per level

Level	Cost	Active Skill Base Area Of Effect Radius
1	12	14
2	14	14
3	16	14
4	19	15
5	21	15
6	24	15
7	27	16
8	30	16
9	33	16
10	36	17
11	40	17
12	44	17
13	48	18
14	53	18
15	57	18
16	63	19
17	68	19
18	74	19
19	80	20
20	86	20
21	93	20
22	100	21
23	108	21
24	116	21
25	125	22
26	134	22
27	144	22
28	154	23
29	165	23
30	177	23
31	189	24
32	202	24
33	216	24
34	230	25
35	246	25
36	262	25
37	279	26
38	298	26
39	317	26
40	337	27