Since we usually have a flicker effect at our disposal, we can typically bypass the need to hardcast these creatures, however, there will be rare occurences where we may need to use Prophetic Prism to fix our mana and simply cast our oddly colored threats
Check out the video to see how tough they are
Thats clues, treasures, food she turns the lot into mana
While Snow Mercy only gives those creatures counters, you can use Snow Mercy to tab down those creatures, and the fun part here comes with how you activated that ability because you have to tap, then untap, then tap, then untap, then tap Snow Mercy
If a spell is copied, choices made while casting it are copied, so the copy will have the same abilities spliced onto it as the original
It especially shines in aggressive decks that are happiest to see it come down on turn 2, but it'll be great in any deck