Yu Gi Oh for PC

[Dekree18]

http://percival18.blogspot.com/search/label/YGOPro
Has most if not all active cards and still being updated Great features too. Online, Fast, very low pc specs, Replay save, great deck builder

 

[Force-Destruct]

Use duel terminal, FREE, Online on the Internet, and it has nearly every card in print to be used online

 

[Vulcan422]

Dueling Network, son.