Opening Ascended Heroes Pokemon Center Elite Trainer Box (Exclusive) returns about $59.06 in card value against its $357.87 price — roughly $0.17 back per dollar spent. On current prices, you lose money on average by opening it.
See every card and pull rate in Ascended Heroes
How expected value is calculated — card value only, from published pull rates and daily market prices.
Ascended Heroes Pokemon Center Elite Trainer Box (Exclusive) on TCGplayer