Its rarity and utility have made it a favorite for trainers seeking a reliable team member capable of withstanding substantial damage while dealing it back with moves like Steel Wing and Drill Peck
One way to do that is with blink spells like Displace, which exiles Etrata and brings it back
Augment is an activated ability that works while the card is in your hand
Key Card Example: Zekrom Ex (SIR) (from Black Bolt ), Team Rockets MewTwo (SIR) (from Destined Rivals ) Hyper Rare (HR): [Three Gold Stars ] What it is: Also known as "Gold Cards." These are full-art, textured cards with a monochromatic gold finish, typically for Pokmon ex, Trainers, or Energy cards
Naturally, you'll find this on Water Energy Pokemon
The C2 commons also generally appeared fewer times in my sample, pointing to the fact that the reconstruction is correct