SPOILERS/NSFW - DC on SCREEN #170 - The Flash 2x20 - Rupture | Review - Zoom comes to Earth 1 looking to rule it.  First up, Central City! Zoom kills SO MANY POLICE OFFICERS. Barry and Harry can try to recreate the particle accelerator explosion that gave Barry his powers, but it might also kill him.  Barry looks for advice from Henry and Joe, and the two oppose each other.  Sidebar: henry says his mother’s maiden name is GARRICK. Meanwhile, Cisco gets to meet his brother Dante’s doppleganger, and lacky of Zoom’s who goes by the name Rupture and who seeks revenge on Cisco for killing Reverb, Cisco’s E2 doppleganger.  Oh, and Iris tells Barry she wants to be his valentine before he decides to try the plan, and seeminly dies.  The residual energy from the particle accelerator explosion also hits Jesse and Wally. Soooooooooooo…