SetSpriteLayer(<-spriteUID <-layer)

Sets the render sort layer for the sprite. Sprites are rendered based on their layer and then their order within a layer.

Possible layers are: 0: Sectors. This is the layer the sand is rendered in. 1: Lower. This is a unit layer below the default. 2: Default. The normal and default layer for sprites and units. 3: FOW. The Fog of War layer.

#REnder behind the sand
SetSpriteLayer(<-mySprite 0)
SetSpriteOrder(<-mySprite -1)