B&H Photo has stock of a preowned Canon EOS R3 body, the condition is rated as “10 Good as new”. There is a 6-month warranty on most used gear from B&H Photo. Canon EOS R3 Preowned Canon EOS R3 Body $5398
Canon's home page (USA) says save $400 on cameras they love with a banner photo with a girl with roses, so it seems to be a promotion based on Valentine's Day (February 14). No deadline is listed, so I ma not sure how long it will last.