FRENZY
As far as I can tell (didn't look that hard) they are not listed on the actual frenzy site but they are having their own sale.
Just enter the "FRENZY" coupon at checkout
Also up to 5.60% cashback at Cashrewards, although I do note this coupon is not listed on cashrewards so cashback may not apply, but it's still worth a shot in my opinion.