Google Express is running a 1-day promotion today on select electronics. They are giving 20% off with code WISH20 with a $500 max discount.
Currently, antonline has the Nintendo Switch listed for $300 which comes to $240+Tax after WISH20.
There is also a Xbox One X NBA2K19 Bundle + Red Dead Redemption 2 for $368+Tax after WISH20.
The sale homepage is here
YMMV - Some are being told that the code has reached its limit already