The USAA 2.5% "limitless" card still exists for now (I have it) but it hasn't been offered to new customers for some time.
https://www.doctorofcredit.com/usaa-limitless-2-5-cashback-n...
https://www.doctorofcredit.com/usaa-limitless-2-5-cashback-n...
[1] https://www.usaa.com/inet/wc/bank-credit-card-preferred-cash...