Armour Mastery (passive skill)

Lua error in Module:Mastery_group at line 249: bad argument #2 to 'format' (string expected, got nil).

Version history

Version	Changes
3.16.0	Passive Masteries were introduced, including the Armour Mastery
???	The notable passive skill was removed or renamed
1.3.0	Armour increased from 18% to 24%. Movement Speed increased from 2% to 3%. Strength replaced with Life Regeneration.
0.11.0	+10 Strength has been added to the following early Marauder notable passives: Armour Mastery, Troll's Blood, Raw Power and Butchery.