build yugioh deck Yu-Gi-Oh! Master Duel: The best starter to choose for beginners Deck-Build Pack: Crossover Breakers |

With how well Energy Chamber works within the Counter Intelligence precon, its honestly a wonder it wasnt reprinted in the deck

Before Vivid Voltage, this was seen as the best Sword & Shield expansion, and for good reason

Special Summon 1 "Kuribabylon" from your hand, Deck, or GY

Otherwise, the cheapest way to pick this card up is via its standard variant, which still goes for around $100 right now as well

9 Professor's Research - Professor Juniper: Shining Fates (Sword & Shield Promo, 152) $4.13 One Of The First Promo Prints In the early days of the Sword & Shield era, players used the Professor's Research card featuring Generation Five's Professor Juniper