If you choose not to cast the copy, or you can't cast it (perhaps because there are no legal targets available), the copy will cease to exist the next time state-based actions are performed
A well-defined, smooth edge is what youre aiming for
This doesn't seem wholly sufficient to explain the spike, otherwise why didn't it pop off during Bloomburrow, which brought in a popular new bird commander Kastral, the Windcrested
While some English cards might have rough cuts, Japanese cards have crispy edges and line up perfectly with each other
Figure 11 Non-foil Sorcerer (Alpha, right) versus Sorcerer (Beta, center right) and the Philosophers stone (Alpha, center left) versus Sorcerer (Beta, right) While these might not be the most striking examples, I think it is pretty clear that the cards from the Beta printing do indeed appear darker