1* example of an object with a mask and the control AxisAlignment ZOrientY on a sprite

ModelBegin
ClumpBegin
AxisAlignment ZOrientY
Vertex -.0530 0 0 UV 0 1
Vertex .0530 0 0 UV 1 1
Vertex .0530 .0594 0 UV 1 0
Vertex -.0530 .0594 0 UV 0 0
LightSampling Vertex
TextureModes Foreshorten
Texture fish001 mask fish001m
Quad 1 2 3 4
ClumpEnd
ModelEnd

(This object is a simple panel with an automatic orientation according to the vision of your avatar.)

2* example of a basic object

ModelBegin
ClumpBegin
Vertex -.0530 0 0 UV 0 1
Vertex .0530 0 0 UV 1 1
Vertex .0530 .0594 0 UV 1 0
Vertex -.0530 .0594 0 UV 0 0
LightSampling Vertex
TextureModes Foreshorten
Texture fish001
Quad 1 2 3 4
Quad 2 1 4 3
ClumpEnd
ModelEnd

(This object is a simple vertical panel with a lighting forced. )