You unlock it by completing a themed collection, which requires you to get your hands on those very cards featuring Chewtle, Dedenne, Primeape, and Pidgeotto
Depending on your LGS, the answer is
Normally thats a slow process, but Abidoss Skill Card speeds it up: once per turn, the Ancient Ruler Rises Skilllets you send a Level 2 Zombie from your Deck to the Graveyard and places one of your Sarcophagus cards from your Deck, Graveyard, or that was banished, face-up into your Spell and Trap Zone
One awesome thing about Arkham Horror: The Card Game is that you can play it as a solo game, as well as with friends
This set's [BT15-001 Yokomon]'s inherited effect can be used to activate [BT15-082 Sora Takenouchi]'s effect, and this card has great synergy as it can activate [BT15-017 Phoenixmon]'s powerful On Deletion effect
Step 5: List and Sell List each tier on the appropriate platform: Tier 1 : Individual listings on Misprint, TCGPlayer, or eBay Tier 2 : Individual listings or themed lots on TCGPlayer or eBay Tier 3 : Themed lots on eBay or Facebook groups Tier 4 : Sorted lots on eBay or Facebook groups Tier 5 : Ship to a bulk buyer or sell locally Step 6: Ship Smart Shipping is where bulk sellers lose money if they're not careful
