Effect 1: while attacking or being under attack - chance to get 5 'cold moon' stacks, each stack will increase damage and damage reduction by 10%; attacking or being attacked will remove 1 stack, has chance not to remove stack, lasts for 15 sec.
Effect 2: blocking attack or attacking block has a chance to get 5 'dark' stacks, each stack will increase block reduction by 15% and ignoring block reduction by 10%; each block or block attack will remove 1 stack, chance not to remove stack, last for 15 sec.