do you have to be 18+ to buy a game card or play any games?

Any age to play, i think after 9 or 10pm you need an adult 21 or older with you.

Any age is accepted when buying game cards or playing arcade games.

No. Any age is accepted when buying game cards or playing games.

No you do not have to.

No they have automated terminal's for that.. you do have to show ID when you buy alcohol everytime.