But what happens when the things killing people are just … people?

But fans had no idea just how powerful he truly is.

That would come three seasons later.

SUPERNATURAL

But what about comedy?

But what does Dean’s dream for a life without hunting look like?

This peek into his mind offers a deeper look at his fantasyand how much he’s willing to sacrifice.

SUPERNATURAL

Season 2 is all, “Hold my beer.”

Both hours of this rare two-part finale are necessary viewing for any binge-watch.

Azazel’s half-demon champions' brutal fight to the death in the first episode ends in complete disaster.

SUPERNATURAL

And it’s only half of the finale!

The clock starts ticking: one year until hell becomes home for one of the Winchesters.

This episode also marks the introduction of the demon Ruby, here played by a pre-ArrowKatie Cassidy Rodgers.

sn303_d0122b.jpg

Unfortunately, the occult object is pretty dangerous.

Thus, we get a hilarious spin on a typical case.

Angels are real, God exists, and He’s got work for Dean to do.

SUPERNATURAL

This episode is an absolute game-changer.

It all leads up to season 5, a.k.a.

creator Eric Kripke’s original idea for how the show should end.

SUPERNATURAL

(Hint: He loves chaos.)

(Grey’s Anatomy, anyone?)

But all fun aside, this episode also includes a crucial twist that we won’t spoil here.

SUPERNATURAL

Spoiler: Things don’t go to plan and not everyone makes it out alive.

But more importantly, the archangel Michael makes his debut and asks to have a chat with Dean.

And that’s all we can say about that.

SUPERNATURAL

But nothing tops the final image ofseason 8.

Meanwhile, Castiel adjusts to life as a human, which isn’t as easy as it seems.

That’s their thing.

SUPERNATURAL

It features the culmination of Crowley and Rowena’s toxic mother/son relationship.

“Brother’s Keeper” (Season 10, Episode 23)

Thisfinale has everything.

The shocks just keep on coming.

SUPERNATURAL

In other words, meet Cassifer.

Plus, there’s a very surprising return that will change everything for Sam and Dean.

Thankfully he’s got Sam, Dean, and Castiel as his surrogate fatherstalk about an upgrade from Lucifer.

SUPERNATURAL

Meet: The Big Empty.

If there’s one lesson thatSupernatural’s Gabriel has taught over the years, it’s that one.

This episode is the perfect companion to season 5’s “Hammer of the Gods.”

SUPERNATURAL

This episode proves thatSupernaturalisn’t above playing the long game with Chekhov’s gun.

“Moriah” (Season 14, Episode 20)

God is back in the house!

SUPERNATURAL

SUPERNATURAL

SUPERNATURAL

SUPERNATURAL

sn1316c_0012.jpg

sn1413d_0114b.jpg