Opening Chilling Reign Pokemon Center Elite Trainer Box [Shadow Rider Calyrex] (Exclusive) returns about $46.63 in card value against its $191.57 price — roughly $0.24 back per dollar spent. On current prices, you lose money on average by opening it.
See every card and pull rate in Chilling Reign
How expected value is calculated — card value only, from published pull rates and daily market prices.
Chilling Reign Pokemon Center Elite Trainer Box [Shadow Rider Calyrex] (Exclusive) on TCGplayer