Palkia has a single attack that requires two Water-type energies and deals 20 damage
All three of these are undoubtedly fragile, and thats what holds them back the most from seeing play, but their activated abilities are incredibly strong
As the reminder text helpfully mentions, that exiled card is "imprinted" on Mirror Golem
Cosmogoyf Tarmogoyf for exiled cards is an interesting concept, though the reward is still just a dumb vanilla creature
Theres as much reliance on the luck of the draw as any TCG - the starter decks I played with didnt have too many abilities allowing players to draw extra cards, though there are definitely cards in The First Chapter with greater card draw effects - and it feels closely balanced to avoid players being steamrolled without good reason
The effect lets you search for an Evolution Pokmon and Energy, offering consistency for any deck