The Traitor King (10 player) is a dungeon & raids achievement earned for killing 25 Swam Scarabs within 30 seconds on 10-player mode.
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Patch changes[]
- Patch 4.0.3a (2010-11-23): Requirement reduced from 40 scarabs to 25 scarabs.
- Patch 3.2.0 (2009-08-04): Added.