What are some alternatives?
When comparing Shards of War and Chaos Heroes Online, you can also consider the following products
Dota - Dota is an amazing, Massively Multiplayer Online Battle Arena (MOBA), Role-playing Combat and Defense video game developed by Valve Corporation.
Tome: Immortal Arena - Tome: Immortal Arena is a Superb, Action, MOBA, Fantasy, and Multiplayer video game developed by Kixeye and published by Steam.
Super Monday Night Combat - Super Monday Night Combat is a Massively Multiplayer Online Battle Arena video game created and published by Uber Entertainment.
Heroes of Newerth - Heroes of Newerth is a Fantastic, Action, Multiplayer Online Battle Arena, Fantasy, Strategy, and Multiplayer video game created and published by Frostburn Studios.
Nosgoth - Nosgoth is an Action-Adventure, MOBA (Multiplayer Online Battle Arena), Free-t0-play, and Multiplayer video game developed by Psyonix and published by Square Enix.
Vainglory - Multiplayer Online Battle Arena (MOBA) made for mobile