[s2e23] Unthinkable <2026>

: Reviewers from Den of Geek noted that the show was smart to "put a bow" on important pieces rather than cramming too much into its 45-minute runtime. It is often cited as the peak of the series' "street-level" superhero storytelling. Character Resolutions :

: The episode is notable for its large-scale choreography, featuring a "tunnel fight" where multiple heroes (Arrow, Canary, Nyssa al Ghul, and the League) take on Slade’s soldiers. [S2E23] Unthinkable

: A major emotional pivot involves Oliver professing his love for Felicity Smoak to lure Slade into a trap. This subplot remains a point of deep discussion among fans; some view it as a brilliant strategic move, while others felt it felt forced or paved the way for a controversial romantic shift in later seasons. : Reviewers from Den of Geek noted that

: The episode centers on the battle for Starling City against Slade's Mirakuru-enhanced army. Oliver is forced to decide whether he can truly be a hero without becoming a killer, ultimately choosing to cure Slade rather than kill him. : A major emotional pivot involves Oliver professing

: The episode transitions Sara Lance back to the League of Assassins, passing her jacket (and the mantle) to Laurel.