Batwoman 1x20 Extended Promo O, Mouse! (HD) Season 1 Episode 20 Extended Promo Season Finale

Batwoman 1x20 “O, Mouse!“ Season 1 Episode 20 Extended Promo (Season Finale) - SEASON FINALE – When one of Gotham's former heroes returns to his old stomping grounds to settle a score, both Batwoman (Ruby Rose) and Commander Kane (Dougray Scott) find themselves on the defensive. Meanwhile, Alice (Rachel Skarsten) has uncovered what could finally take down Batwoman, but she is losing hold on her henchman Mouse (guest star Sam Littlefield) and Hush (guest star Gabriel Mann), sending her spiraling into her mos