It has everything to do with the cards visual impact, its scarcity in high-grade condition, and a growing recognition that the e-Card eras Dragon-type icons are among the most undervalued cards in the entire catalogue
So when your summon's time is up and it goes to the graveyard, it's going to trigger Yuna, and she'll pop three or four +1/+1 counters onto another creature, powering it up
While greens quite good at interacting with the graveyard, I havent included any graveyard hate as it falls outside the scope of this list
If the spotlight is on you, are you being your raw, authentic self or are you hiding something
Another powerful card here is Azelf () (DP2), which helps to counter Pokmon SP decks
The best of those are ones with versatility on how you can quickly get into the positive with mana for them and those that can do the most potent and useful things while growing, basically it is context all the way once you have considered the mana elements