: Earlier in the episode, Moira Queen holds a televised press conference where she confesses her involvement in the Undertaking and exposes Malcolm Merlyn's plan to the city. Key Highlights
" Sacrifice " is the high-stakes Season 1 finale of Arrow , delivering a tragic and game-changing conclusion to the show's debut year. The episode focuses on Oliver Queen’s desperate attempt to stop Malcolm Merlyn’s "Undertaking," a plan to level the Glades using a man-made earthquake. Arrow 1x23
: Oliver and Diggle infiltrate Merlyn Global to stop Malcolm. This leads to a brutal rooftop battle between Oliver and Malcolm (the Dark Archer). While Oliver eventually gains the upper hand, Malcolm reveals he has a second earthquake machine as a redundancy. : Earlier in the episode, Moira Queen holds