Halloween is celebrated with some special purchasable items and SBCs in FIFA 23 Ultiamte Team.
There are Halloween special items in the FUT Store which include Tifos, Stadium Themes, Banners, Badge and Halloween kits.
These items are available from 24 October until 1 November as Halloween Items & Halloween Bundles. A special Halloween Treat kit is purchasable as Scream Flashback Kit which is a flashback kit from FUT 17 Scream event.
EA Sports used to celebrate the Halloween with some promo events such as Freeze and Scream events.
Squad Building Challenges
You can earn special Halloween rewards by completing exclusive Squad Building Challenges during this promo event.