실행 되었던 애니메이션이 거꾸로 다시 실행 된다.

<Canvas x:Name="LayoutRoot">
 <Canvas.Resources>
  <Storyboard x:Name="rectAnimation">
   <DoubleAnimation AutoReverse="True" Storyboard.TargetName="rect" Storyboard.TargetProperty="(Canvas.Top)" From="100" To="200" />
   <DoubleAnimation AutoReverse="True" Storyboard.TargetName="rect" Storyboard.TargetProperty="(Canvas.Left)" From="100" To="200" />
  </Storyboard>
 </Canvas.Resources>
 <Rectangle x:Name="rect" Fill="Red" Width="100" Height="100" Canvas.Left="100" Canvas.Top="100" />
</Canvas>