Wham! Episode/Sluggy Freelance


 * Sluggy Freelance gets a big one when Alt-Zoe is killed during the "That Which Redeems" Story Arc.
 * The ending of "bROKEN" was a whole string of these: Oasis being revealed as a pyrokinetic and charbroiling Bun-Bun, Zoe realizing that Torg's in love with her, Zoe realizing that she's in love with Torg, too, Zoe getting burned, Sasha returning to the series, Torg being revealed as an Unreliable Narrator, and, of course, the cliffhanger.
 * Let's not forget the "Oceans Unmoving" storyline, which featured the triumphant return of Bun-Bun.
 * Or "Dangerous Days Ahead" which revealed that Riff was working for Hereti-Corp and that the evil Aylee wasn't the real Aylee.