Have a look at a gameplay trailer BLizzard released for ECTS 2001.

Check out the trailer Blizzard was showing at E3 2001.

A giant battle erupts between several players.

An Orc hero is forced to flee from a combined Human and Orc army.

A Human army battles both the Undead and Night Elf factions.

Arthus must kill plagued villagers before they turn into undead zombies.

Arthus and his warriors encounter a very powerful enemy hero.

An Orc army fights NPC monsters.

Flying units reinforce the ground troops.

An Undead horde swarms upon Human lands.

Take a first look at some of the gameplay in this clip.