
Opening 30th Celebration Pokemon Center Elite Trainer Box returns about $39.14 in card value against its $253.93 price — roughly $0.15 back per dollar spent. On current prices, you lose money on average by opening it.
See every card and pull rate in 30th Celebration
How expected value is calculated — card value only, from published pull rates and daily market prices.
30th Celebration Pokemon Center Elite Trainer Box on TCGplayer