Pokmon 151 Is Beautiful, But Pull Rates Are Rough Kotaku Pokmon 151 Booster Box [Japanese] NebulaTCG MEGA EVOLUTION PULL RATES ARE IN! After opening 5,000 packs, here's the breakdown on what you can expect when hunting the chase cards: Mega Hyper Rare (MHR): 1 Collect 151 Hope Everything You Need To Know Bleecker Trading Pokemon Japanese: 151 Booster Box What is the expected value of a Japanese Pokemon 151 Booster Box? Double Sleeved