I have 2 questions about buffs

1 what are the best buffs for a fighter

2 what is the best dragon buff for a fighter

1) Best Fighter Buffs:
Spirited Roar: Increases Physical Damage and reduces Spiritual Defense
Might: Adds STR and Critical Physical Damage
Swiftness: Increases Dodge Rate and Dexterity
Thunder: Increases Attack Speed, Physical Damage and Speed

2) Best Dragon Buffs for Fighter:
Dragon King's Strenght (Yellow): For higher Attack (Physical Damage).
Dragon King's Focus (Green): For higher Hit Rate.
Dragon King's Dexterity (Red): For higher Dodge Rate.
Dragon King's Constitution (Blue): For more LP.

Correct me if I'm wrong here somewhere, hope it helps!