You can use Bettys ability to buff him to 7k and as long as there is another character with at least 7k power then he gains rush
In development, the rest of the development team wasn't as excited by it as I was and didn't feel it was worthy of three cards, so they removed it from the set
Another choice worth looking at that is relevant because of it's ceiling is Skyclave Relic, the kicker is a bunch, but that much mana next turn is advantageous
In Stellar Miracle, there are 33 secret rares in total, made up of the following: 12 Illustration Rares, 12 full art cards (8 Pokemon ex and 4 Trainers), 6 Special Illustration Rare cards (4 Pokemon and 2 Trainers), and 3 Gold Rares
cards trade on nostalgiain this case, nostalgia for a classic spell card from the days when Yu-Gi-Oh
It allows you to attach up to 2 Energy cards from your hand to a Pokemon, and draw 3 cards