This means you need 150 cards to complete this Secret Missions and, if you want to check which Pokémon you're missing, take a look at our Gen 1 Pokémon list where we've listed all of the Kanto ...
Pokemon TCG Pocket came out last month ... it means you need to collect one card each of the original 150 Pokémon first. The good news: all that's required is one card of each Pokémon, so ...