Once again, I need spriting tips

[Hero destroyer]

Time flew swiftly by. Maybe I become even dumb, or is there something I always miss. How do you make a sprites with perfect outline? My method: Create a transparent layer, sprite, fill the missing parts with a layer under it, merge to black background. But the outline isn't always good. When I'm talking great outline sprites, I mean like this:

Spoiler (Click to View)

[Rhino.Freak]

HMM, my technique for outlines is that i add the content in a new layer, -> blending options -> outer glow, make it normal, opacity 100, anti alias 0, and size 1px with color black.. best of luck

[Monolanier]

just use that area selector by color and and play with it