The phrase "to play at" means to pretend or make believe, often in a lighthearted way. It can also refer to someone who is not very skilled or experienced at something trying it out for fun or practice without taking it too seriously.
Still, there are usually steps you can take: If you can't play at home, go on an active outing to a playground, hiking trail, or beach. (verywellfamily.com)
Is like they did not played at least 12 games to actually win the trophy. (justarsenal.com)
On the other hand, it would be impossible to say that opinion does not play at least some part into our reviews (and most online reviews in general). (captainaltcoin.com)