Yiazmat Battle
1. Armor of choice high defense and magic defense such as cirlet , robe of lords , grand armor , grand helm and etc.
2. Weapon - best choice dark element weapon such as Yagyu Dark blade and other high attack power dark element.
3. Techniques - use Expose to lower Yiazmat defense.
4. Characters with high strength and speed. Vaan, Basch, Balthier, Fran are strength. Vaan, Penelo, Fran, Ashe are speedy.
5. Accessories - power armlet strength +2 anti stop, - genji armlet enable mutiple hits, - cat earhood increase speed and vitalty.
When Yiazmat HP is halved his defense will increase, a 9999 damage will reduce to 6999, HP is 1/4 his level would be double, HP is 1/8 his attack would be double and increase of mutiple hits of 12, cast death strike twice in a row.