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Dota 2

Octarine Core: change history

3 changes across 2 patches (Dec 15, 2025 to Sep 15, 2026), newest first. Nerf Radar tracks the 10 most recent official updates for Dota 2, back to Dec 15, 2025.
Nerf 1Adjust 2
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  1. Dota 2: Gameplay Update 7.41f (Sep 15, 2026)Nerf 1Official notes ↗
    Nerf
    Recipe cost
    Recipe cost on Octarine Core increases from 200 to 400.
    200→400
    Source line
    Recipe cost increased from 200 to 400. Total cost increased from 4900g to 5100g
  2. Dota 2 Patch 7.40Adjust 2Official notes ↗
    Adjust
    Can no longer be disassembled.
    Source line
    Can no longer be disassembled
    Adjust
    Now also requires a 200g recipe.
    Source line
    Now also requires a 200g recipe
    • Total cost increased from 4800 to 4900 due to Tiara of Selemene cost decrease

Each step links to the full patch breakdown and to Valve's official notes. Changes listed under a general heading such as "Bug fixes" are not included here; search to find every mention.