Focus Chance - Critical Chance from front -30%, Critical Chance from side +30%,
Critical Chance from back +60%
This includes the "blow" series of skills.
Focus Power - Critical Damage from front -30%, Critical Damage from side +30%, Critical Damage from back +60%
you can decide wich one is better you ^^
and ofc focus death is ftw ...
Focus Death - Critical -30%, Blow land rate +60%, Critical Damage from front -30%, Critical Damage from back +90%