Warning: This article contains spoilers aboutThe Legend of Korra.

Read the full rundown of eight familiar characters below.

Aang took his youngest son all over the world and left out the two non-airbenders.

The Legend of Korra

Credit: Nickelodeon

That capability is later abused by Yakone’s son Amon, who targets benders in Book One.

Other past Avatars shown onATLA,including Roku and Kyoshi, also make brief appearances inKorra.

Sokka

Like Aang, Sokka dies beforeLoKbegins.

The Legend of Korra

Nickelodeon

We learn Toph set up a metalbending academy and, eventually, the metalbending police force in Republic City.

She acted as its chief and, down the line, Lin serves in the same role.

And like with Aang, audiences find out the now-elderly Toph was far from an involved parent.

The Legend of Korra

Nickelodeon

“Didn’t work.”

Still, we wish we could’ve seen a scene with Zuko and Iroh.

Iroh

Speaking of Iroh, everyone’s favorite uncle is back dispensing more wisdom inLoK.

The Legend of Korra

Nickelodeon

People won’t stop abusing his library’s knowledge for evil.

Ultimately though, he sides with antagonist Chief Unalaq due to the waterbender’s close relationships with the spirits.

Fans will be happy to know that his fortune turns around following the events ofATLA.

The Legend of Korra

Nickelodeon

The Legend of Korra

Nickelodeon

The Legend of Korra

Nickelodeon

The Legend of Korra

Nickelodeon

The Legend of Korra

Nickelodeon