From Liquipedia Dota 2 Wiki
Reduces all cooldowns of spells and items for the holder.
- Also reduces charge based replenish times.
- Does not stack with multiple Octarine Cores.
Increases spell cast range.
|Bonus Cast Range||250|
- The cast range improvement does not stack with multiple Aether Lenses.
- The cast range improvement affects targeted spells, distance related spells, and items. Does not affect AoE abilities and Attack Modifiers.
- The name Octarine is a tribute to Terry Pratchett who died one month and a half before the introduction of the item. In Pratchett's Discworld novel series, Octarine, a greenish-purple hue, is the eighth color of the visible spectrum. It is called the colour of magic as it can only be seen by wizards (and cats) and often accompany magical discharges.