A free program for Android, by Flaregames.

As a card-based, turn-based strategy game, Warhammer Combat Cards lets you lead one of the 40,000 factions from the Warhammer 40,000 universe. Choose from all of the major Warhammer 40,000 factions: the Astra Militarum, the Space Marines, the Ork WAAAGH!, the Necron, the Evil Cult, and the forces of Chaos.

You can play either in the Campaign Mode or the Multiplayer Mode. In the Campaign Mode, you will be able to take part in the Battle for the Control Room. In this mode, you will be able to collect and upgrade cards from the various Warhammer 40,000 factions, build your own deck, and battle against the forces of the Control Room. In the Multiplayer Mode, you will be able to battle with your friends, and also the forces of the Dark Arena.