Watch 5x23 -

The return of Slade Wilson (Deathstroke) and the explosive cliffhanger that left the fate of the entire Team Arrow in question.

Oliver returns to the island where it all began to face Adrian Chase.

Since often refers to the season finale or penultimate episode of several iconic TV series, 🏹 Arrow – " Lian Yu " (5x23) Watch 5x23

"Rewatching 'I, Borg' (TNG 5x23). The ethical weight of Picard's choice still hits hard today. Hugh's transformation from a drone to an individual is such a perfect example of why Trek is top-tier sci-fi. 🖖🤖 #StarTrek #TNG #IBorg" 🔍 Elementary – " Scrambled " (5x23) The penultimate episode of the fifth season.

Commonly cited as one of the best episodes in the entire series, this was the Season 5 finale. The return of Slade Wilson (Deathstroke) and the

Spencer's discovery of the "Varjak" number and the looming threat of the Dollhouse.

The Enterprise crew finds a lone, injured Borg drone and begins to treat him as an individual, naming him "Hugh". The ethical weight of Picard's choice still hits hard today

Alison DiLaurentis is on trial for murder, and the Liars are desperately trying to find "A".