Opening XY - Fates Collide Sleeved Booster Pack [Lugia BREAK] returns about $11.91 in card value against its $48.96 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 XY - Fates Collide
How expected value is calculated — card value only, from published pull rates and daily market prices.
XY - Fates Collide Sleeved Booster Pack [Lugia BREAK] on TCGplayer