gold fake pokemon cards are fake. Gold cards are inserted post production by people who reseal packs. They then manipulate the market price of those cards to give people a false sense of achievement after Gold Pokemon Cards - Buyers

So, just looking at this as a four mana 4/4 that can take a turn off to dig for an Equipment

Collector Number: The Golden Roaring Moon ex card is #262 out of a base set of 182

Apparently, it will also allow trading between players - which will be interesting to see how it works out

Desperate Research Dispossess Disruptor Flute Diviner's Lockbox Divining Witch Double Stroke Echoing Boon Extirpate Failure // Comply Failure // Comply Foreshadow Gallery of Legends Gallery of Legends Garth One-Eye Gideon's Intervention Gray Merchant of Alphabet Grizzled Huntmaster Hired Heist Immediate Action Incendiary Dissent Ineffable Blessing Infinite Obliteration Isperia the Inscrutable Iterative Analysis Killer Cosplay Lammastide Weave Leading Performance Liar's Pendulum Lobotomy Lost Legacy Lost in Littjara Lutri, the Spellchaser Magus of the Scroll Main Event Horizon March of Burgeoning Life Meddling Mage Medomai's Prophecy Memoricide Mimeofacture Mindblaze Mise Monkey Monkey Monkey Muzzio's Preparations