Life Stealing

Life Stealing is an enchantment added by EvilCraft. It can be applied to any Sword up to level III.

Hitting a mob with a weapon enchanted with Life Stealing restore health to the player based on how much damage was dealt. The amount of health regained is given by the following formula:

$$heal = damage \times \frac{(level + 1)}{30}$$

Where:
 * heal is the total amount of health regained, in half hearts
 * damage is the amount of damage dealt
 * level is the level of Life Stealing on the weapon