If at least one target is still legal, the spell or ability does as much as it can to the remaining legal targets, and its other effects still happen
I have personally placed Deaths Shadow lower than our aggregate list, but this is also due to the fact that it is not my preferred kind of strategy
Evaluating the entire package is much easier
On Magic 2015 and later cards, you can find the set code and language in the bottom left underneath the collector number, as well as a rarity indicator: C for common, U for uncommon, R for rare, and M for mythic rare
If you're familiar with the stats and attack powers on TCGs beyond Magic, Pokmon, and even 99.99% of Yu-Gi-Oh
It will be interesting to see if rad accrual strategies that combine a mixture of proliferate effects with some very specific cards, Im looking at you Misinformation, become popular or if it remains primarily a +1/+1 counter deck with a mill sub-theme