Download the d2se plugin here
> Two new character’s statistics: Luck and Endurance.
> Strength of monsters is increased by various ways as well as strength of characters.
> New monsters, new items, new areas.
> New runewords system.
> New magic properties for items.
... and many, many other things.
Battle for Elements forum
Visit the website http://bfed2.diablomods.ru/
Some more screenshots from the gallery