Is House of the Dragon Season 3 worth watching if I forgot Season 2?

Yes — House of the Dragon Season 3 should still be worth watching even if you forgot Season 2, but you’ll probably enjoy it more with a quick recap first.

The show is highly serialized, with a lot of shifting alliances, dragon claims, and unresolved grudges, so jumping in completely cold could make some character motivations harder to follow. I can’t promise exactly how Season 3 will unfold, but it will almost certainly continue the story from Season 2 and build on those ongoing conflicts.

What I’d do:

• Watch a short Season 2 recap, or read a summary.
• Refresh who’s aligned with Team Black vs. Team Green.
• Remind yourself which characters claimed dragons and which major deaths or betrayals set the war in motion.

So: yes, watch it — just give yourself a quick refresher first.