This skill becomes available when engraving an Uncut Skill Gem of level 14 or higher. The resulting skill uses the selected Uncut Skill Gem's level.
PoE2 skill gem
Cast on Elemental Ailment
While active, gains Energy when you Freeze, Shock, or Ignite enemies, and triggers socketed spells on reaching maximum Energy.
Catalog version 0.5.4d
No direct 0.5 patch change is linked to this page. The displayed values are current for catalog version 0.5.4d.
Effects
12 effects- Mana: 100
- Gains 1 Energy per Power of enemies you Ignite with Hits from Skills, modified by the percentage of the enemy's Ailment Threshold the Ignite will deal
- Gains 1 Energy per Power of enemies you Shock with\nHits from Skills
- Gains 10 Energy per Power of enemies you Freeze with\nHits from Skills
- Triggers all Socketed Spells and loses all Energy on reaching maximum Energy
- Has 10 maximum Energy per 0.1 seconds of base cast time of Socketed Spells
Cast on Elemental Ailment
- Gains 10 Energy per Power of enemies you Freeze withHits from Skills
- Gains 1 Energy per Power of enemies you Ignite with Hits from Skills, modified by the percentage of the enemy's Ailment Threshold the Ignite will deal
- Gains 1 Energy per Power of enemies you Shock withHits from Skills
- (0-57)% increased Energy gained
- Triggers all Socketed Spells and loses all Energy on reaching maximum Energy
Requirements and restrictions
1 requirement groupsSource requirement text
Requires: Level (1-90), (4-157) Int
Gem level progression
40 levels| Level | Requires Level | Int | Base Damage | {0}% increased Energy gained |
|---|---|---|---|---|
| 1 | 0 | 4 | 100%, 100%, 100%, 100% | Not applicable |
| 2 | 3 | 9 | 100%, 100%, 100%, 100% | 3 |
| 3 | 6 | 14 | 100%, 100%, 100%, 100% | 6 |
| 4 | 10 | 21 | 100%, 100%, 100%, 100% | 9 |
| 5 | 14 | 28 | 100%, 100%, 100%, 100% | 12 |
| 6 | 18 | 35 | 100%, 100%, 100%, 100% | 15 |
| 7 | 22 | 41 | 100%, 100%, 100%, 100% | 18 |
| 8 | 26 | 48 | 100%, 100%, 100%, 100% | 21 |
| 9 | 31 | 57 | 100%, 100%, 100%, 100% | 24 |
| 10 | 36 | 65 | 100%, 100%, 100%, 100% | 27 |
| 11 | 41 | 74 | 100%, 100%, 100%, 100% | 30 |
| 12 | 46 | 82 | 100%, 100%, 100%, 100% | 33 |
| 13 | 52 | 92 | 100%, 100%, 100%, 100% | 36 |
| 14 | 58 | 103 | 100%, 100%, 100%, 100% | 39 |
| 15 | 64 | 113 | 100%, 100%, 100%, 100% | 42 |
| 16 | 66 | 116 | 100%, 100%, 100%, 100% | 45 |
| 17 | 72 | 126 | 100%, 100%, 100%, 100% | 48 |
| 18 | 78 | 137 | 100%, 100%, 100%, 100% | 51 |
| 19 | 84 | 147 | 100%, 100%, 100%, 100% | 54 |
| 20 | 90 | 157 | 100%, 100%, 100%, 100% | 57 |
Beyond level 20, 20 levels
| Level | Requires Level | Int | Base Damage | {0}% increased Energy gained |
|---|---|---|---|---|
| 21 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 60 |
| 22 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 63 |
| 23 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 66 |
| 24 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 69 |
| 25 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 72 |
| 26 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 75 |
| 27 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 78 |
| 28 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 81 |
| 29 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 84 |
| 30 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 87 |
| 31 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 90 |
| 32 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 93 |
| 33 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 96 |
| 34 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 99 |
| 35 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 102 |
| 36 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 105 |
| 37 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 108 |
| 38 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 111 |
| 39 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 114 |
| 40 | Not applicable | Not applicable | 100%, 100%, 100%, 100% | 117 |
Quality effects
2 effectsAdvanced Thaumaturgy
This is the additional quality effect granted while the Gemling Legionnaire passive is allocated. The main value below is shown at 20% gem quality. Compare all gem bonuses.
- 40% increased Reservation EfficiencyQuality scaling: (0-40)% increased Reservation Efficiency
Recommended support gems
10 supportsRecommendation tier 1
Recommendation tier 2
Recommendation tier 3
Recommendation tier 4
Recommendation tier 5
Compatible support gems
38 source recordsShow 14 more compatible gems
Compatibility rules
Active Type: HasReservation, OngoingSkill, Meta, Persistent, Buff, Fire, Cold, Lightning, CanHaveMultipleOngoingSkillInstances, GeneratesEnergy, Triggers
Granted by items
1 itemsAcquisition
2 sources- Absent Amulet: Absent Amulet · Uncut Spirit Gem Tier 14
- Uncut Spirit Gem: Absent Amulet · Uncut Spirit Gem Tier 14
How to engrave this skill
1 categoryVaal Orb outcomes
4 outcomes / 0 enchantmentsVaal Orb can corrupt Cast on Elemental Ailment. One applicable outcome is selected, and the item normally cannot be modified again by ordinary crafting.
Patch history
1 changesCast on Freeze, Cast on Shock and Cast on Ignite have been combined into a single gem: Cast on Elemental Ailment. This gem requires 100 Spirit, has a minimum Level of 14, and combines the energy gain conditions of all three previous gems. Existing copies of these gems will be updated to Cast on Elemental Ailments when you load the character or stash tab holding them.

