Tectonic Slam

Tectonic SlamFire, Attack, AoE, Melee
Mana Cost: 10
Cast Time: 1.00 sec
Damage Effectiveness: (170%-200%)Requires Level 28Slam the ground, unleashing a fiery fissure in front of you, dealing area damage and releasing a random number of smaller fissures branching off from it. Can consume an Endurance Charge to perform a Charged Slam, covering a greater area with more branching fissures. Requires a Mace, Sword, Axe, Staff, or Unarmed.Per 1% Quality:
0.5% increased Area of EffectDeals (170-200)% of Base Damage
Charged Slam Deals 60% more Damage
60% of Physical Damage Converted to Fire Damage
35% chance to consume an Endurance Charge to create a Charged SlamPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.Acquisition
Level: 28Purchase Costs

Normal

1x Orb of Chance

Sell Price
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. Each attack has a chance to consume an endurance charge to deal more damage and gain a larger AoE.

Skill functions and interactions

Endurance charge consumption effect: When you have an Endurance charge, using the skill has a 35% chance of consuming it, adding 60% more damage to this use of the skill. Below is a visual comparison of the skill effect first without and then with consumption of an Endurance charge. Using Multistrike Support with this skill tries to consume an endurance charge on each of the three strikes for a total of three charges consumed per activation of the skill.

Gem level progression

Level			Damage Effectiveness	Damage Multiplier	Exp.	Total Exp.
1	28	67	170%	170%	0	0
2	31	73	172%	171.6%	199,345	199,345
3	34	79	173%	173.2%	285,815	485,160
4	37	85	175%	174.7%	401,344	886,504
5	40	92	176%	176.3%	554,379	1,440,883
6	42	96	178%	177.9%	477,437	1,918,320
7	44	100	179%	179.5%	583,786	2,502,106
8	46	104	181%	181.1%	710,359	3,212,465
9	48	109	183%	182.6%	1,355,511	4,567,976
10	50	113	184%	184.2%	1,138,877	5,706,853
11	52	117	186%	185.8%	1,368,233	7,075,086
12	54	121	187%	187.4%	1,638,338	8,713,424
13	56	125	189%	188.9%	1,956,648	10,670,072
14	58	130	191%	190.5%	3,655,184	14,325,256
15	60	134	192%	192.1%	3,017,327	17,342,583
16	62	138	194%	193.7%	7,759,995	25,102,578
17	64	142	195%	195.3%	15,138,193	40,240,771
18	66	146	197%	196.8%	26,083,825	66,324,596
19	68	151	198%	198.4%	62,620,247	128,944,843
20	70	155	200%	200%	211,708,088	340,652,931
21	72	159	202%	201.6%	N/A	N/A
22	74	N/A	203%	203.2%	N/A	N/A
23	76	N/A	205%	204.7%	N/A	N/A
24	78	N/A	206%	206.3%	N/A	N/A
25	80	N/A	208%	207.9%	N/A	N/A
26	82	N/A	209%	209.5%	N/A	N/A
27	84	N/A	211%	211.1%	N/A	N/A
28	86	N/A	213%	212.6%	N/A	N/A
29	88	N/A	214%	214.2%	N/A	N/A
30	90	N/A	216%	215.8%	N/A	N/A
31	91	N/A	217%	216.6%	N/A	N/A
32	92	N/A	217%	217.4%	N/A	N/A
33	93	N/A	218%	218.2%	N/A	N/A
34	94	N/A	219%	218.9%	N/A	N/A
35	95	N/A	220%	219.7%	N/A	N/A
36	96	N/A	221%	220.5%	N/A	N/A
37	97	N/A	221%	221.3%	N/A	N/A
38	98	N/A	222%	222.1%	N/A	N/A
39	99	N/A	223%	222.9%	N/A	N/A
40	100	N/A	224%	223.7%	N/A	N/A

Item acquisition

Quest reward

This item is given as 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 ↓
Sever the Right Hand Act 3 Clarissa	✗	✗	✗	✓	✓	✓	✓
A Fixture of Fate Act 3 Siosa	✓
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	8% increased Tectonic Slam Area of Effect	helmet 100 default 0
Enchantment Tectonic Slam Area Of Effect 2	75	12% increased Tectonic Slam Area of Effect	helmet 100 default 0
Enchantment Tectonic Slam Chance To Charged Slam 1	66	Tectonic Slam has 12% chance to create a Charged Slam	helmet 100 default 0
Enchantment Tectonic Slam Chance To Charged Slam 2	75	Tectonic Slam has 20% chance to create a Charged Slam	helmet 100 default 0
Enchantment Tectonic Slam Damage 1	66	25% increased Tectonic Slam Damage	helmet 100 default 0
Enchantment Tectonic Slam Damage 2	75	40% increased Tectonic Slam Damage	helmet 100 default 0

Version history

Version	Changes
3.7.0	Now deals base damage equal to, and has an added damage effectiveness of, 170% at gem level 1 (from 130%), up to 200% at gem level 20 (from 160%). The length of the primary fissure is now 36 (from 32). The length of the secondary fissures is now 15 (from 22). The width of the first secondary fissures is now 7 (from 8). Now has an attack speed multiplier of 80%.
3.5.0	Charged Slam (which typically consumes an Endurance Charge) now deal 60% more damage (up from 18%). Now has a 35% chance to consume an Endurance Charge to create a Charged Slam (down from 100%)
3.2.0	Added a new Strength Skill Gem - Tectonic Slam: Slam the ground with your weapon, unleashing a fiery fissure in front of you, dealing area damage and releasing a random number of smaller fissures branching off from it. If you have Endurance Charges, one will be consumed, maximising the number of fissures. Requires a Mace, Sword, Axe, Staff, or Unarmed.