Tectonic Slam
Mana Cost: 10
Cast Time: 1.00 sec
Attack Speed: 80% of Base
Effectiveness of Added Damage: (180%-220%)Requires Level 28Slam the ground, unleashing a fiery fissure in front of you, dealing area damage and randomly releasing a number of smaller fissures branching off from it. Consume an Endurance Charge every third time you slam the ground with this skill. Requires a Mace, Sceptre, Sword, Axe, Staff, or Unarmed.Per 1% Quality:1Superior2Anomalous3Divergent4Phantasmal0.5% increased Area of Effect3% increased Burning Damage
1% chance to Ignite enemies0.1% of Fire Damage Leeched as Life1% increased Fire DamageDeals (180-220)% of Base Attack Damage
+5% fissure branching chance per Endurance Charge
60% of Physical Damage Converted to Fire Damage
5% more Area of Effect per Endurance Charge
30% fissure branching chancePlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.


Level: 28Purchase Costs
Normal | 1x Orb of Chance |
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemTectonicSlam

Tectonic Slam is an attack skill that slams the ground in front of the player, dealing area of effect damage in a cone, with the area scaling with your Endurance charges.
Contents
Skill functions and interactions
Endurance charge consumption effect: When you have a number of Endurance charges greater than your minimum endurance charges, every third slam will consume one. If your attack repeats, such as by using Multistrike SupportMultistrike SupportAttack, Melee, Support
Icon: 3
Mana Multiplier: 160%Requires Level 38Supports melee attack skills, making them repeat twice when used, targeting a random enemy each time. Cannot support Vaal skills, totem skills, channelling skills, or triggered skills.Per 1% Quality:123Supported Skills deal 0.5% increased Melee Physical DamageSupported Skills have 1% reduced Attack Speed
Supported Skills have 1% increased Area of Effect per RepeatSupported Skills have 0.5% increased Attack SpeedSupported Skills Repeat 2 additional times
Supported Skills have (35-44)% more Melee Attack Speed
First Repeat of Supported Skills deals 22% more Damage
Second Repeat of Supported Skills deals 44% more Damage
Supported Skills deal (20-10)% less Attack DamageThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket., every slam counts towards the counter.
Gem level progression
Level | ![]() | ![]() | Damage Effectiveness | Damage Multiplier | Exp. | Total Exp. |
---|---|---|---|---|---|---|
1 | 28 | 67 | 180% | 180% | 0 | 0 |
2 | 31 | 73 | 182% | 182.1% | 199,345 | 199,345 |
3 | 34 | 79 | 184% | 184.2% | 285,815 | 485,160 |
4 | 37 | 85 | 186% | 186.3% | 401,344 | 886,504 |
5 | 40 | 92 | 188% | 188.4% | 554,379 | 1,440,883 |
6 | 42 | 96 | 191% | 190.5% | 477,437 | 1,918,320 |
7 | 44 | 100 | 193% | 192.6% | 583,786 | 2,502,106 |
8 | 46 | 104 | 195% | 194.7% | 710,359 | 3,212,465 |
9 | 48 | 109 | 197% | 196.8% | 1,355,511 | 4,567,976 |
10 | 50 | 113 | 199% | 198.9% | 1,138,877 | 5,706,853 |
11 | 52 | 117 | 201% | 201.1% | 1,368,233 | 7,075,086 |
12 | 54 | 121 | 203% | 203.2% | 1,638,338 | 8,713,424 |
13 | 56 | 125 | 205% | 205.3% | 1,956,648 | 10,670,072 |
14 | 58 | 130 | 207% | 207.4% | 3,655,184 | 14,325,256 |
15 | 60 | 134 | 209% | 209.5% | 3,017,327 | 17,342,583 |
16 | 62 | 138 | 212% | 211.6% | 7,759,995 | 25,102,578 |
17 | 64 | 142 | 214% | 213.7% | 15,138,193 | 40,240,771 |
18 | 66 | 146 | 216% | 215.8% | 26,083,825 | 66,324,596 |
19 | 68 | 151 | 218% | 217.9% | 62,620,247 | 128,944,843 |
20 | 70 | 155 | 220% | 220% | 211,708,088 | 340,652,931 |
21 | 72 | 159 | 222% | 222.1% | N/A | N/A |
22 | 74 | N/A | 224% | 224.2% | N/A | N/A |
23 | 76 | N/A | 226% | 226.3% | N/A | N/A |
24 | 78 | N/A | 228% | 228.4% | N/A | N/A |
25 | 80 | N/A | 231% | 230.5% | N/A | N/A |
26 | 82 | N/A | 233% | 232.6% | N/A | N/A |
27 | 84 | N/A | 235% | 234.7% | N/A | N/A |
28 | 86 | N/A | 237% | 236.8% | N/A | N/A |
29 | 88 | N/A | 239% | 238.9% | N/A | N/A |
30 | 90 | N/A | 241% | 241.1% | N/A | N/A |
31 | 91 | N/A | 242% | 242.1% | N/A | N/A |
32 | 92 | N/A | 243% | 243.2% | N/A | N/A |
33 | 93 | N/A | 244% | 244.2% | N/A | N/A |
34 | 94 | N/A | 245% | 245.3% | N/A | N/A |
35 | 95 | N/A | 246% | 246.3% | N/A | N/A |
36 | 96 | N/A | 247% | 247.4% | N/A | N/A |
37 | 97 | N/A | 248% | 248.4% | N/A | N/A |
38 | 98 | N/A | 249% | 249.5% | N/A | N/A |
39 | 99 | N/A | 251% | 250.5% | N/A | N/A |
40 | 100 | N/A | 252% | 251.6% | N/A | N/A |
Item acquisition
Upgrade paths
This item can be acquired through the following upgrade paths or vendor recipes:
Amount | Ingredient | General Notes | Type |
---|---|---|---|
6 | ![]() ![]() ![]() - Ezomyte Proverb ![]() | random level 20 gem | Automatic |
3 | ![]() ![]() ![]() Quality: +20%"I swore to use my position to help the people. What good is power when it just accumulates on the already-powerful?" - Erasmus, Imperial Gemcutter ![]() | random superior gem (Q20) | Automatic |
Quest reward
This item is given as a quest reward for the following quests:
Class → | Witch | Shadow | Ranger | Duelist | Marauder | Templar | Scion |
---|---|---|---|---|---|---|---|
Quest ↓ | |||||||
Sever the Right Hand Act 3 | ✗ | ✗ | ✗ | ✗ | ✓ | ✗ | ✓ |
Vendor reward
This item can be bought at the listed NPC vendors, after completing the following quests:
Class → | Witch | Shadow | Ranger | Duelist | Marauder | Templar | Scion |
---|---|---|---|---|---|---|---|
Quest ↓ | |||||||
A Fixture of Fate Act 3 Siosa | ✓ | ||||||
Sever the Right Hand Act 3 Clarissa | ✗ | ✗ | ✗ | ✓ | ✓ | ✓ | ✓ |
Fallen from Grace Act 6 Lilly Roth | ✓ |
Related helmet enchantments
The following helmet enchantments affect Tectonic Slam.
Name | ![]() | Stats | Spawn Weighting |
---|---|---|---|
Enchantment Tectonic Slam Area Of Effect 1 | 66 | Tectonic Slam has 16% increased Area of Effect | helmet 100 default 0 |
Enchantment Tectonic Slam Area Of Effect 2 | 75 | Tectonic Slam has 24% increased Area of Effect | helmet 100 default 0 |
Enchantment Tectonic Slam Chance For Side Crack 1 | 66 | Tectonic Slam has +12% fissure branching chance | helmet 100 default 0 |
Enchantment Tectonic Slam Chance For Side Crack 2 | 75 | Tectonic Slam has +20% fissure branching chance | helmet 100 default 0 |
Enchantment Tectonic Slam Damage 1 | 66 | Tectonic Slam deals 25% increased Damage | helmet 100 default 0 |
Enchantment Tectonic Slam Damage 2 | 75 | Tectonic Slam deals 40% increased Damage | helmet 100 default 0 |
Video
Alternate skill effects
Tectonic Slam has the following alternate skill effects:
Item | Effect(s) |
---|---|
Celestial Tectonic Slam Effect![]() ![]() | Your Tectonic Slam becomes a Celestial Effect. |
Version history
Version | Changes |
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3.11.0 |
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3.7.0 |
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3.5.0 |
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3.2.0 |
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