Realms of Ruin and a host of units that each have the power to turn the tide of battle. For more on how this RTS spinoff fits in with the Warhammer universe, you can read the short description below: Warhammer Age of Sigmar: Realms of Ruin was created for both PC and consoles simultaneously. For more on how this RTS spinoff fits in with the Warhammer universe, you can read the short description below: Warhammer Age of Sigmar: Realms of Ruin was created for both PC and consoles simultaneously