I’ve got 2 off the top of my head

The Acolyte
Episode 5 Night. This is an absolutely fantastic episode, in a mostly disappointing series. The action is fantastically directed, and the episode is incredibly well-paced and tense. Jecki’s death and the Qimir reveal, up to Yorde’s death is the standout in a fantastic episode.

Star Wars Rebel.
Season 4 Episode 10 Jedi Night. Kanan’s sacrifice and death was one of the highlights of a great series. Kanan was a great character and seeing his arc come to a conclusion and sacrifice himself was very poignant…