Its also an excellent Energy battery for Fusion Strike decks, all thanks to its Energy Mix attack that allows you to attach one Energy card to any Fusion Strike Pokmon you currently have in play
A DUMMIES GUIDE TO KNOWING IF A POKEMON CARD IS RARE & POTENTIALLY VALUABLE, OR NOT...YOUR NEWEST SYSTEM & STARTING POINT...EVEN IF YOU, QUITE LITERALLY, KNOW LITERALLY NOTHING AS A STARTING POINT
They were priced at 800 gems / 4000 gold for the set of 4, or 600 gems / 3000 gold each
Generally you can transform a card if you can meet the condition to transform it
If you want the Akari Pikachu CHR specifically, buying the single at ~$40 raw is far cheaper than chasing through boxes (~1 in 6.5 packs gets a CHR, but split across 6 different CHRs gives you ~1 in 40 packs for Akari Pikachu specifically roughly 2 boxes per copy on average)
The first trigger the team tried was discarding land