

Active
Siphoning Trap
Overview
Throws a trap that applies debuff beams to a number of nearby enemies for a duration. The beams chill enemies and deal cold damage over time. A beam is also applied to you, granting life and mana regeneration based on the number of debuff beams affecting enemies.
Properties
- Gem type
- Active
- Colour
- Blue
- Attribute
- Dexterity
- Drop level
- 10
- Cast time
- 1 sec
Quest reward sources
These are reward options. Availability can depend on your class and quest choices. A blank class restriction remains unspecified.
| Quest | Classes | Amount | Reward item level |
|---|---|---|---|
| The Caged Brute | Shadow | 1 | 1 |
Compare gem levels and variants
Choose levels and quality to see which recorded properties and effects change. Additional skill effects remain in their separate progression tables.
Mechanics at a glance
- Base radius is 3 metres
- Trap lasts +4 seconds
- Base duration is 3 seconds
- Trap lasts 0 seconds
- Modifiers to Spell Damage apply to this Skill's Damage Over Time effect
- Deals 16.52 Base Cold Damage per second
Acquisition
Related gem versions 1
Regular, transfigured, Vaal, and awakened versions are joined from the game records.
Compatibility inputs
- Skill types
- Spell, Duration, Mineable, Area, Trapped, Cold, Damage Over Time, Degen Only Spell Damage, Non Hit Chill, Elemental Status, Area Spell, Cooldown
- Granted minion skill types
- None recorded
- Can be supported
- Yes
Support compatibility is evaluated against these recorded types. A support is omitted when its allowed expression does not match, its excluded expression matches, or this skill is marked as unable to be supported.
Compatible support gems 35
Compatibility is derived from the game skill-type constraints.
Gem progression 20 standard levels
| Gem level | Required level | Cost | Cooldown | Effects | Exp. to next | Total exp. |
|---|---|---|---|---|---|---|
| 1 | 10 | 7 Mana | 4 sec | Deals 16.52 Base Cold Damage per second | 9,569 | 0 |
| 2 | 13 | 8 Mana | 4 sec | Deals 21.68 Base Cold Damage per second | 28,189 | 9,569 |
| 3 | 17 | 9 Mana | 4 sec | Deals 30.33 Base Cold Damage per second | 59,146 | 37,758 |
| 4 | 21 | 10 Mana | 4 sec | Deals 41.5 Base Cold Damage per second | 111,192 | 96,904 |
| 5 | 25 | 11 Mana | 4 sec | Deals 55.82 Base Cold Damage per second | 193,800 | 208,096 |
| 6 | 29 | 12 Mana | 4 sec | Deals 74.08 Base Cold Damage per second | 320,280 | 401,896 |
| 7 | 33 | 13 Mana | 4 sec | Deals 97.27 Base Cold Damage per second | 359,090 | 722,176 |
| 8 | 36 | 14 Mana | 4 sec | Deals 118.6 Base Cold Damage per second | 498,508 | 1,081,266 |
| 9 | 39 | 14 Mana | 4 sec | Deals 144 Base Cold Damage per second | 682,057 | 1,579,774 |
| 10 | 42 | 16 Mana | 4 sec | Deals 174.18 Base Cold Damage per second | 921,777 | 2,261,831 |
| 11 | 45 | 17 Mana | 4 sec | Deals 210 Base Cold Damage per second | 1,727,879 | 3,183,608 |
| 12 | 48 | 18 Mana | 4 sec | Deals 252.4 Base Cold Damage per second | 1,791,769 | 4,911,487 |
| 13 | 51 | 19 Mana | 4 sec | Deals 302.55 Base Cold Damage per second | 2,353,679 | 6,703,256 |
| 14 | 54 | 20 Mana | 4 sec | Deals 361.78 Base Cold Damage per second | 3,070,912 | 9,056,935 |
| 15 | 57 | 21 Mana | 4 sec | Deals 431.65 Base Cold Damage per second | 9,095,466 | 12,127,847 |
| 16 | 60 | 22 Mana | 4 sec | Deals 513.97 Base Cold Damage per second | 16,039,890 | 21,223,313 |
| 17 | 63 | 22 Mana | 4 sec | Deals 610.85 Base Cold Damage per second | 29,817,117 | 37,263,203 |
| 18 | 66 | 23 Mana | 4 sec | Deals 724.78 Base Cold Damage per second | 62,895,056 | 67,080,320 |
| 19 | 68 | 24 Mana | 4 sec | Deals 811.58 Base Cold Damage per second | 212,051,599 | 129,975,376 |
| 20 | 70 | 24 Mana | 4 sec | Deals 908.2 Base Cold Damage per second | — | 342,026,975 |
Show extended levels 21–40
| Gem level | Required level | Cost | Cooldown | Effects | Exp. to next | Total exp. |
|---|---|---|---|---|---|---|
| 21 | 72 | 25 Mana | 4 sec | Deals 1015.67 Base Cold Damage per second | — | — |
| 22 | 74 | 26 Mana | 4 sec | Deals 1135.17 Base Cold Damage per second | — | — |
| 23 | 76 | 26 Mana | 4 sec | Deals 1268 Base Cold Damage per second | — | — |
| 24 | 78 | 27 Mana | 4 sec | Deals 1415.62 Base Cold Damage per second | — | — |
| 25 | 80 | 27 Mana | 4 sec | Deals 1579.6 Base Cold Damage per second | — | — |
| 26 | 82 | 28 Mana | 4 sec | Deals 1761.7 Base Cold Damage per second | — | — |
| 27 | 84 | 29 Mana | 4 sec | Deals 1963.85 Base Cold Damage per second | — | — |
| 28 | 86 | 30 Mana | 4 sec | Deals 2188.22 Base Cold Damage per second | — | — |
| 29 | 88 | 30 Mana | 4 sec | Deals 2437.15 Base Cold Damage per second | — | — |
| 30 | 90 | 30 Mana | 4 sec | Deals 2713.27 Base Cold Damage per second | — | — |
| 31 | 91 | 31 Mana | 4 sec | Deals 2862.4 Base Cold Damage per second | — | — |
| 32 | 92 | 32 Mana | 4 sec | Deals 3019.45 Base Cold Damage per second | — | — |
| 33 | 93 | 32 Mana | 4 sec | Deals 3184.8 Base Cold Damage per second | — | — |
| 34 | 94 | 33 Mana | 4 sec | Deals 3358.88 Base Cold Damage per second | — | — |
| 35 | 95 | 34 Mana | 4 sec | Deals 3542.17 Base Cold Damage per second | — | — |
| 36 | 96 | 34 Mana | 4 sec | Deals 3735.1 Base Cold Damage per second | — | — |
| 37 | 97 | 35 Mana | 4 sec | Deals 3938.18 Base Cold Damage per second | — | — |
| 38 | 98 | 36 Mana | 4 sec | Deals 4151.95 Base Cold Damage per second | — | — |
| 39 | 99 | 36 Mana | 4 sec | Deals 4376.95 Base Cold Damage per second | — | — |
| 40 | 100 | 37 Mana | 4 sec | Deals 4613.75 Base Cold Damage per second | — | — |
Quality progression
Quality bonuses are separate from level progression. Values above 20 require a way to reach that quality.
| Quality | Effects |
|---|---|
| 0% | No quality bonus |
| 5% | — |
| 10% | — |
| 15% | — |
| 20% | — |
| 23% | — |
| 30% | — |