well, in my space shooter i've got quite a few collisions on the go and i think most of them are pixel perfect ones.
the other command you can use, that uses bounding box collisions is
that command is VERY quick
glad i could help!
the other command you can use, that uses bounding box collisions is
ImagesOverlap (image1,x1,y1,image2,x2,y2)
that command is VERY quick
glad i could help!