Focused Strikes is an enchantment added by Thaumic Tinkerer. When attacking a mob, the first hit will have a decreased damage, but successively hitting the mob will increase the damage. This enchantment can be leveled up to level 5.
You have formulated an enchantment that enables you to become proficient at fighting a single mob.
This enchantment can be applied on swords. When done so, the damage to a mob on the first hit will be decreased, but the damage on successive strikes to the same mob will be increased.