Upper Back Pain (10 player) is a dungeon & raids achievement earned for defeating Icehowl while at least 2 Snobolds remain alive on 10-player mode.
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Patch changes[]
Patch 3.2.0 (2009-08-04): Added.
Upper Back Pain (10 player) is a dungeon & raids achievement earned for defeating Icehowl while at least 2 Snobolds remain alive on 10-player mode.