One of the best shows you might not be watching returns this week, as SYFY's 12 Monkeys splinters onto the schedule for its final season. FX's acclaimed hit Legion is also wrapping its second season, though its already been renewed for a third.

Looking to new stuff, The Expanse is dropping a new episode, along with Supergirl, Elementary, HUMANS, Colony, Cloak & Dagger and a whole lot more. NBC's summer sci-fi series Reverie is also fresh this week, if you're looking for a Black Mirror-lite experience. Looking to the weekend, there's a new Westworld and the long-awaited return of Fox's sci-fi comedy Ghosted.

Check out our full rundown of the week and let us know what you'll be watching.

HIGHLIGHTS

Legion (FX), Tuesday 10PM - "Chapter 19"

SEASON FINALE: David fights the future.

Video of Legion | Season 2 Ep. 11: Chapter 19 Preview | FX

The Expanse (SYFY), Wednesday 9PM - "Dandelion Sky"

Holden sees the past, present, and future. A ghost from Melba's past threatens her mission. Bobbie struggles to trust an old friend as she leads a group into unchartered territory.

Video of The Expanse 3x10 Promo "Dandelion Sky" (HD) Season 3 Episode 10 Promo

12 Monkeys (SYFY), Friday 8PM - "The End," "Ouroboros," and "45 RPM"

SEASON PREMIERE: The final conflict with the army begins when the Witness returns to Project Splinter. Then: Travelers face ghosts from their past as they maneuver around their own timelines. Then: Cassie travels back in time to confront Olivia. Cole helps Jennifer find her vision's meaning.

Video of 12 Monkeys Season 4 Trailer

Westworld (HBO), Sunday 9PM - "Vanishing Point"

Tell me the truth.

Video of ‘One True Thing’ Ep. 9 Teaser | Westworld | Season 2

Ghosted (Fox), Sunday 9:30PM - "The Premonition"

Leroy brings in a psychic to help The Bureau figure out who bugged their office. Although he and the rest of the team are determined to make something of the findings, Max refuses to give in to the superstitions.

Video of Leroy Thinks Max Is Too Close | Season 1 Ep. 10 | GHOSTED

MONDAY

Supergirl (The CW), Monday 8PM - "Make It Reign"

Supergirl learns the true depth of Serena's nefarious plans for Earth. Supergirl, Mon-El and Alura must devise a plan to stop her before Serena gets to Earth. J'onn prepares to say goodbye to his father.

Video of Supergirl | Make It Reign Trailer | The CW

Elementary (CBS), Monday 10PM - "Sober Companions"

Holmes and Watson hunt a serial killer after a murder rocks their inner circle. Also, Holmes' neurological recovery regresses and his sobriety wavers as his commitment to catching the killer grows into an obsession.

Video of Elementary - Sober Companions (Sneak Peek 2)

TUESDAY

Face Off (SYFY), Tuesday 9PM - "Moonlight Monsters"

The artists create monsters inspired by real-life day jobs in an elimination challenge.

Video of FACE OFF | Season 13, Episode 1: Down To The Wire | SYFY

HUMANS (AMC), Tuesday 10PM - "Episode 302"

Max faces the consequences of his decision. Laura discovers she's not being told everything at the Dryden Commission. Joe uncovers Karen's secret.

Video of ‘If They Make A Move, You Engage’ Next on Ep. 302 | HUMANS

Legion (FX), Tuesday 10PM - "Chapter 19"

See more in our "Highlights" section above.

WEDNESDAY

The Expanse (SYFY), Wednesday 9PM - "Dandelion Sky"

See more in our "Highlights" section above

The Originals (The CW), Wednesday 9PM - "The Kindness of Strangers"

As pressing matters rage on in New Orleans, the Mikaelson siblings find themselves forced to set aside their differences and work together to escape a "chambre de chasse."

Video of The Originals | The Kindness Of Strangers Trailer | The CW

Colony (USA), Wednesday 10PM - "A Clean, Well-Lighted Place"

Will follows clues that may expose a dangerous secret about the Seattle Colony. Katie helps a refugee family. Bram steps in as a parent to Gracie.

Video of Colony 3x07 Promo "A Clean, Well-Lighted Place" (HD)

Reverie (NBC), Wednesday 10PM - "No More Mr. Nice Guy"

A family man robs banks in his Reverie and Mara must uncover the deeper reasons why. Mara's derealizations put her life in danger.

Video of Reverie 1x03 Promo "No More Mr. Nice Guy" (HD)

THURSDAY

Marvel's Cloak and Dagger (Freeform), Thursday 8PM - "Stained Glass"

Tandy is on the run as Detective O'Reilly closes in on her, but the detective may not be after her for the reasons Tandy thinks. Tyrone is desperate for answers and turns to Evita and her Auntie Clarisse, a Voodoo priestess, for help.

Video of Marvel's Cloak & Dagger | Episode 3 Promo: "Stained Glass" | Freeform

FRIDAY

12 Monkeys (SYFY), Friday 8PM - "The End," "Ouroboros," and "45 RPM"

See more in our "Highlights" section above.

BattleBots (Discovery), Friday 8PM - "It's a Flipppin' Robot Party!"

World-class robots Bronco and Bombshell go head-to-head as the elite group of robots compete for the title of 2018 BattleBots World Champion.

Video of Bring out the fire extinguisher…

SATURDAY

It's a slow night, so why not clear through the ol' DVR or streaming watching list. Or hit up the theatre to check out Incredibles 2. Or Deadpool 2, or Solo, or Hereditary.

Ghost Adventures (Travel), Saturday 9PM - "Hotel Léger"

The crew heads to Mokelumne Hill, CA, to investigate one of the state's oldest operating hotels. A devastating fire and the town's violent history has left a dark presence in the historic building that threatens the safety of employees and guests.

SUNDAY

Westworld (HBO), Sunday 9PM - "Vanishing Point"

See more in our "Highlights" section above.

Ghosted (Fox), Sunday 9:30PM - "The Premonition"

See more in our "Highlights" section above.

Into the Badlands (AMC), Sunday 10PM - "Leopard Catches Cloud"

Sunny and Bajie arrive at Pilgrim's Fortress, only to face an angry M.K. The Widow enlists Gaius. Moon and Lydia rally the troops.