Or easier still, two categories: Pixel art and "open". Converting has always been seen as a dirty tactic, but bring it out into the open and that problem goes away, whilst everyone who'd prefer to create graphics using more traditional skills can do so separately.
... until you notice ppl will still cheat and nothing changed :)
By ‘cheating’ I suppose you mean people would enter their converted gfx in the ‘handpixeled’ category? But if there was a separate category specifically for their work, why would they do that?
... unworthy or ... lack of skills...
…once spoke against using Cross Assemblers…