CFV Special Series 5 Premium Collection 2020 Booster Box (10 packs) [Pre-order]
CFV Special Series 5 Premium Collection 2020 Booster Box (10 packs) - Rules of Play says:
Featuring brand new G units for the 24 clans excluding Touken Ranbu and Etranger in the Premium format! Introducing a new G unit for《Cray Elemental》, that is the key card of its own deck! Also featuring brand new critical trigger for the 24 clans (※) in the Premium format! This product cannot be used in the Standard format. This product is for Premium format only.