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m (Formulas:Weapon Skill moved to Weapon skill: Expand article)

Revision as of 16:56, 30 August 2007

Weapon skill represents your proficiency with a particular Weapon. The basic formula for your maximum weapon skill at a particular level is (5 * level). The rate at which you gain them depends on the speed of your weapon and your Intellect. It's typically better to use a fast weapon to train up your skills. Instant attacks like Sinister Strike and Hamstring help to increase your weapon skill faster. Note that attacking Evading enemies will not increase your weapon skill.

Effects of Weapon Skill

For each point that your weapon skill exceeds your opponent's defense, you gain the following:

Note: These numbers are from pre-2.0, and may or may not still be correct. Crezax on the EU forums has made a post contradicting these values (see below). (Not necessarily a contradiction. See Research:Effects of Weapon Skill)

  • Your chance to miss decreases by 0.04%.
  • Your chance to score a critical hit increases by 0.04%.
  • Your opponent's chance to block your attack decreases by 0.04%.
  • Your opponent's chance to parry your attack decreases by 0.04%.
  • Your opponent's chance to dodge your attack decreases by 0.04%.

CM Crezax made a post[1] on the EU forums outlining the effect of weapon skill on higher-level mobs. Note that this refers only to monsters 3 levels higher than the player in PVE (i.e. boss level mobs). Corresponding numbers for 1 and 2 levels higher than the player are not known, but are likely lower.

Let's say you increase your weapon skill by 4.

Against a mob 3 levels higher than you, you get: 0.8% lower chance to miss,
0,4% lower chance to get dodged, 2,4% to be parried, and a 0,8% higher
chance to crit."

Note: These numbers given by the CM are also questionable and should be taken with a grain of salt. It is difficult at this point to determine which numbers are correct without more player-collected data.

Effectively, you can consider weapon skill to be the inverse of the defense skill.

Additionally the 2.0.1 patch notes say

  • The player will gain 0.1% to their critical strike rating per weapon skill against monsters above their level.

Presumably this is only for Weapon Skill over your level's natural cap (Level * 5). It is not known if you also get the additional 0.04% crit chance per additional +skill.

Weapon skills are maxed in pvp combat. While this means leveling a weapon for pvp is unimportant, racial attribrutes, talents, and weapons with +skill still affect pvp hit/crit rating. Many players, however, see the +skill in PvP as unimportant and you will still see many Orcs with PvP reward weapons besides the Axes.

Glancing Blows

Against mobs with defense roughly equal to or higher than your Attack Rating (i.e. your weapon skill), you will have a chance to land a Glancing blow instead of a normal hit. A glancing blow only occurs on white melee damage, cannot crit, and does less damage than a normal blow. If the attacker's weapon skill is less than his level * 5, the damage reduction will be proportional to the difference between the attacker's weapon skill and the target's defense. Weapon skill above your level * 5, as from gear or racial bonuses, affects neither the damage reduction nor the chances of landing a glancing blow.


Chance to Hit

A player's chance to miss in PVE is also greatly affected by difference in mobs' defense and the player's attack rating.

  • If the monster's defense is 1 to 10 points greater than your weapon skill, you suffer 0.1% chance to miss per point.
  • If the difference is more than 10, the penalty is doubled to 0.2% per point

Increased weapon skill offsets this penalty directly - i.e. reducing the difference from 10 to 9 by equipping an item which grants 1 weapon skill will result in a 0.1% reduced chance to miss.

Note that this creates a "sweet spot" when attacking a mob 3 levels above the player (including "skull" bosses). Equipping an item that grants 5 extra weapon skill will effectively increase the player's chance to hit by a full 2%. 4 weapon skill would only grant 0.8% to hit, while 6 skill would give 2.1%.


Crit Cap

Prior to version 2.1, white-damage attacks made by a player with fully-trained weapon skill against a mob 3 levels higher had a fixed 40% chance of being glancing blows.

Therefore, with no +skill/+hit gear on, attacks made by a level 60 dual wielder against a level 63 mob prior to 2.1 had the following table from the front:


Result Chance
Miss 27.0%
Dodge 5.6%
Parry 5.6%
Glancing Blow 40.0%
Block 5.6%
Combined hit + crit 16.2%

A patch changed it so attacks from the back cannot be blocked or parried (thus get no parry haste from attacks to the back either). Losing those values from the chart makes the "combined hit + crit" entry appropriately larger. Players cannot dodge, parry, or block attacks from the back.

It is not as bad if the same character attacks the same mob with a two-handed weapon:


Result Chance
Miss 8%
Dodge 5.6%
Parry 5.6%
Glancing Blow 40.0%
Block 5.6%
Combined hit + crit 35.2%

This is a 35.2% + your +hit crit cap.

All these crit caps could be increased by increasing your +skill (.16% increase per point from the front) and by +hit (1% increase per point).

Post 2.1 the glancing blow chance for boss mobs has decreased by 15% which means the crit cap has also increased by 15% for both dualwield and two-handed use. Weapon skill no longer affects the crit cap since patch 2.0.1.


Dual wield full raid buffs (including mongoose and elemental sharpening stones) example from the front:

+0 hit +50% crit: 5.6% dodge, 5.6% parry, 27.0% miss, 5.6% block, 40% glancing blow, 16.2% crit 
                  = 33.8% of your crit rate did nothing
+6 hit +40% crit: 5.6% dodge, 5.6% parry, 5.6% block, 21.0% miss, 40% glancing blow, 22.2% crit 
                  = 17.8% of your crit rate did nothing
+15 hit +31% crit: 5.6% dodge, 5.6% parry, 5.6% block, 12% miss, 40% glancing blow, 31.2% crit, 0.2% hit 
                  = no +crit was wasted in this example 

Dual wield full raid buffs (including mongoose and elemental sharpening stones) example from the back:

+0 hit +50% crit: 5.6% dodge, 27.0% miss, 40% glancing blow, 27.4% crit 
                  = 22.6% of your crit rate did nothing
+6 hit +40% crit: 5.6% dodge, 21.0% miss, 40% glancing blow, 33.4% crit 
                  = 6.6% of your crit rate did nothing
+15hit +33% crit: 5.6% dodge, 12% miss, 40% glancing blow, 33.0% crit, 9.4% hit 
                  = no +crit was wasted in this example

DPS Implications

+hit becomes much more important than previously believed due to the crit cap. The following shows the difference in white damage between various stat options

Assuming 25.2% crit and 0% hit its
5.6% block for say 80% damage (depends on a lot of things)
18.6% crit for 200% damage (impale doesnt work!)
40% glancing blow for 70% damage
35.8% no damage
per swing its an average of .056 * .8 + .186 *2 + .4 * .7 
= 69.68% of your damage per swing
Assuming you have +5 hit, the numbers become...
5.6% block for say 80% damage (depends on a lot of things)
23.6% crit for 200% damage (impale doesnt work!)
40% glancing blow for 70% damage
30.8% no damage
so per swing its an average of .056 * .8 + .236 *2 + .4 * .7 
= 79.68% of your damage per swing

Itemization

Template:External links Itemization for +weapon skill is spotty. The following is a list of known items with +weapon skill

Item + Skill Rating Slot Type
Daggers
Blood-Guided Knife 10 One-Hand Dagger
Claw of the Netherwing Flight 15 One-Hand Dagger
Death's Sting 7 One-Hand Dagger
Distracting Dagger 14 Offhand Dagger
Fang of Vashj 21 One-Hand Dagger
Nether-Stalker's Blade 6 One-Hand Dagger
Skilled Fighting Blade 9 One-Hand Dagger
Timeslicer 15 One-Hand Dagger
Twin-Bladed Ripper 7 One-Hand Dagger
Twinblade of Mastery 11 One-Hand Dagger
Vibro Shanker 11 One-Hand Dagger
Whispering Blade of Slaying 15 One-Hand Dagger
Aged Core Leather Gloves 12 Hands Leather
Grips of the Deftness 12 Hands Leather
Circlet of Restless Dreams 14 Head Leather
Belt of One-Hundred Deaths 22 Waist Leather
Mugger's Belt 12 Waist Leather
Shoulderpads of the Stranger 8 Shoulder Leather
Edgemaster's Handguards 17 Hands Mail
Shapeshifter's Signet 20 Finger Ring
Swords
Latro's Shifting Sword 14 One-Hand Sword
Maladath 9 One-Hand Sword
Pilfered Ethereal Blade 6 Main Hand Sword
Shaarde the Lesser 14 Main Hand Sword
The Hungering Cold 14 One-Hand Sword
The Twin Blades of Hakkari 14 Main + Offhand Set Bonus
Grips of the Deftness 12 Hands Leather
Edgemaster's Handguards 17 Hands Mail
Axes
Axe of the Legion 14 One-Hand Axe
Firebrand Battleaxe 14 One-Hand Axe
Resonating Axe 7 One-Hand Axe
Zulian Hacker 4 One-Hand Axe
Expert Goldminer's Helmet 17 Head Leather
Edgemaster's Handguards 17 Hands Mail
Maces
Anubisath Warhammer 9 One-Hand Mace
Mallet of the Tides 12 Main Hand Mace
Sceptre of Smiting 4 One-Hand Mace
Terokk's Nightmace 19 One-Hand Mace
Grips of the Deftness 12 Hands Leather
Fist Weapons
Demonblood Eviscerator 17 Main Hand Fist Weapon
Feral Combat
Earthwarden 24 Two-Hand Mace
Fleshling Simulation Staff 17 Two-Hand Staff
Wildcaller 20 Two-Hand Staff
Clefthoof Hide Leggings 18 Legs Leather
Shattrath Leggings 22 Legs Leather
Flesh Handler's Gauntlets 18 Hands Leather
Shapeshifter's Signet 20 Finger Ring
2H Swords
Obsidian Edged Blade 19 Two-Hand Sword
Sunfury Blade 16 Two-Hand Sword
2H Axes
The Burning Crusader 17 Two-Hand Axe
Huge Thorium Battleaxe 24 Two-Hand Axe
Dwarven Tree Chopper 4 Two-Hand Axe
2H Maces
Servomechanic Sledgehammer 17 Two-Hand Mace
Bows
The Eye of Nerub 9 Two-Hand Polearm
Infernal Trickster Leggings 9 Legs Mail
Scaled Greaves of the Marksman 16 Legs Mail
Marksman Bands 4 Bracers Mail
Sash of the Grand Hunt 4 Belt Mail
Trueaim Gauntlets 19 Hands Mail
Crossbows
The Eye of Nerub 9 Two-Hand Polearm
Expedition Repeater 7 Ranged Crossbow
Stoneshatter 9 Ranged Crossbow
Marksman Bands 4 Bracers Mail
Sash of the Grand Hunt 4 Belt Mail
Scaled Greaves of the Marksman 16 Legs Mail
Trueaim Gauntlets 19 Hands Mail
Guns
The Eye of Nerub 9 Two Handed Polearm
Flawless Arcanite Rifle 9 Ranged Gun
Mama's Insurance 6 Ranged Gun
Marksman Bands 4 Bracers Mail
Sash of the Grand Hunt 4 Belt Mail
Scaled Greaves of the Marksman 16 Legs Mail
Trueaim Gauntlets 19 Hands Mail

2.0.1 Skill Rating conversion

The Weapon Skill figures in the above item chart used to be from the old pre-2.0 system, where +weapon skill was given to items directly. Under the new combat rating system, the above items now all have a Weapon Skill Rating bonus instead.

It takes 2.5 points of Weapon Skill Rating at level 60, and 3.9 points of Weapon Skill Rating at level 70, to increase your actual Weapon Skill by 1.

Talents

Rogues:

  • Spell holy blessingofstrength [Weapon Expertise] talent increases skill with Swords, Fists, and Daggers by 5 (rank 1) or by 10 (rank 2).
  • Inv hammer 05 [Mace Specialization] talent increases skill with Maces by 2 per talent point spent (max 10).

Warriors:

  • Ability warrior weaponmastery [Weapon Mastery] talent increases skill with all weapons by 2 (rank 1) or by 4 (rank 2).

Paladins:

  • Spell holy blessingofstrength [Weapon Expertise] talent increases skill with all weapons by 2 per talent point spent (max 10).

Racial Bonuses

  • Humans: +5 sword skill, +5 mace skill, +5 two-handed sword skill, +5 two-handed mace skill
  • Dwarves: +5 gun skill
  • Orcs: +5 axe skill, +5 two-handed axe skill
  • Trolls: +5 bow skill, +5 throwing weapon skill

Sources

2.0.1 Patch Notes

Slant's ToHit FAQ

Zoroaster's Crit, Hit, Weapon Skill and damage formulas