While spending the current year's statement credits does not preclude you from cancelling your AMEX Platinum Charge, it's highly advisable you spend them in advance.
The AMEX HighFlyer Card has extended its existing 60,000 points welcome offer for cardholders who sign up by 31 Oct 2023, and added a luggage alternative.
Apply for an AMEX HighFlyer Card by 30 June 2023 and enjoy a Samsonite Starfire luggage, in addition to the usual 60,000 bonus HighFlyer points sign-up offer.