Zombie head
Incomplete obsidian idol (body, arms, legs) was removed from RuneScape after an update, but still exists in-game for those who had obtained it.
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Incomplete obsidian idol (body, arms and legs) detail

The Incomplete obsidian idol (with the body, arms and legs) is created by combining an obsidian idol body, obsidian idol arms and obsidian idol legs. It provides experience in the Construction, Defence, Herblore, Mining, and Woodcutting skills.