Opening Brilliant Stars Premium Checklane Blister [Zoroark] returns about $6.72 in card value against its $34.69 price — roughly $0.19 back per dollar spent. On current prices, you lose money on average by opening it.
See every card and pull rate in Brilliant Stars
How expected value is calculated — card value only, from published pull rates and daily market prices.
Brilliant Stars Premium Checklane Blister [Zoroark] on TCGplayer