ここでいいのかな？ Arx Fatalisが貰えると

https://bethesda.net/en/hub/arkane20

Join Arkane Outsiders to receive "The Art of Arkane" digital art book free! PLUS, between May 28-May 31 (10am EST),
email subscribers get Arx Fatalis (PC) as an additional bonus - Check the box below to subscribe!
Be the first to be notified about potential beta access and receive sneak peeks at upcoming games.
Sign up now as the Arx Fatalis offer expires on May 31.

・BETHESDA.NET のアカウント持ってなければ作る
・アカウントのEmail Verification　してなければする
・上のURLの Arkane outsider コミュニティに参加するボタン押す

だって