Supergirl #20 Variant Edition

"Supergirl must fight both Mokkari and the out-of-dimension Viking Judge to save Director Bones from the fury of the Viking's magical ax! Meanwhile, with Director Bones out of the picture, Cameron Chase and Lar-On must break into the D.E.O. to save Veritas before the clock counts down to zero and the psycho-redactor erases her memories forever!"