Obsidian Greatsword

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Obsidian Greatsword

gold coin	140,000
	399,998
Level Required	20 Attack
Source	Combat
Slot	Two Handed
Attack Speed	2s
Attack Type	Slash
Enchantment Slots	5
Offensive Stats
Accuracy Melee Str +30 +35
Defensive Stats
Stab Slash Crush Magic Range +0 +0 +0 +0 -1
Augment Bonus
Accuracy Melee Str +4.5 +4.5
Stab Slash Crush Magic Range +0 +0 +0 +0 +0
Aug. Cost 30 Mithril Bars 30 Iron Bars 6 Oak Logs 6 Willow Logs

Obsidian Greatsword are a slow type weapon that provide medium combat bonuses when in combat. It requires attack level 20 to be equipped.

It has a rare possibility to transform into Gargoyle Glaive during augmentation, which in turn have a rare possibility to transform into Infernal Lance.

How to Acquire

It is acquired, like all other Obsidian Gear as a drop from Black Knights during combat in City

Enchanting

List of useful Enchantments.

Scroll	Slot	Level	Silver Amount	Rune Amount	Runes	Effect per scroll
Scroll of Weakening	Helm, Body, Legs, Shield, Weapon	4	100	20	Air, Fire, Mind	Decreases the level requirements of the item by 1.
Scroll of Overhealing	Weapon	11	200	30	Air, Water, Death	Heal for 1% of overkill damage on a target.
Scroll of Accuracy	Weapon	28	400	40	Blood, Death, Mind	Increases accuracy for all three combat styles by 3% multiplicatively.
Scroll of Critical Strike	Weapon	52	600	60	Blood, Death, Chaos, Cosmic	Increases critical chance and damage multiplier by 2.5%.
Scroll of Endless Ammo	Cape, Weapon	29	400	40	Chaos, Nature, Mind	Gain a 17% chance to not consume ammo (resulting in 20% more uses from each ammo piece on average). Works on ranged projectiles, melee whetstones, and magic charms.
Scroll of Rune Reserves	Cape, Weapon	35	500	50	Water, Chaos, Mind	Gain a 33% chance to not consume runes when using abilities (resulting in 50% more ability uses for the same rune cost).

See also

• Equipment