Going beyond the threshold in any single direction will cause the grade to drop - even if everything else on the card is absolutely perfect
Boosts to cards undoubtedly make the glimmers stronger , but until the set is more fully revealed, it's hard to know exactly how they will be best used in play
3 Eustass "Captain" Kid (ST02-013) Flexible Enough For Any Situation Among the Supernova cards, Eustass Kid definitely has some of the most versatile ones
You can either win through Commander damage by using all of your +1/+1 counters on Omnath, or you can use your blink effects on Omnath as a means of burn or spot removal
You could do it on turn 2 and sacrifice a mana land for a key card you discarded with your two cost like a sorcery that discards and then draws, such as Cathartic Reunion
The whole package is a great piece of interaction that can also cycle plus gain you life if the interaction is not particularly relevant in a given board state or if you need to make sure you are hitting land drops