That's called a lottery.False.
Ever seen any giveaway? Like say the Taco Bell Xbox One giveaway going on? They all have to offer free options with no purchase necessary to avoid being shut down. If they didn't, they would be gambling.
But please tell me more about things you don't understand. Also many governments actually do have certain laws in place around trading card packs, usually requiring odds to be stated on the packaging or available at retail if asked.