Dr. Diabolical's Cliffhanger at Six Flags Fiesta Texas nearing a drop
Hung over the edgewhile they yell at you to scream

Six Flags Fiesta Texas, San Antonio, Texas

Dr. Diabolical's Cliffhanger

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POV
Ride it: back row POV
Back row
Back row
What riders love
  • Getting yelled at to "scream" while draped over a 150 foot beyond vertical drop was a really nice touch!
  • You definitely feel the increased steepness on the first drop and the ride has much stronger positives than most other dive coasters.
  • First drop is excellent, among the best I've done.
  • It’s incredibly impressive for a six flags coaster, with a fully fledged story and not one but two preshows that are actually pretty good.
  • Six flags, shockingly, nailed the theming on this one.
  • It's first drop is great, the one airtime hill gives pretty good airtime, and the theming is amazing; Disney level quality.
  • A very smooth and fun dive coaster with some nice theming.
  • However, it is very comfortably and smooth, so there’s nothing really “bad” about this coaster.
  • This has a slightly better layout, excellent theming, and a smooth ride.
Dr. Diabolical's Cliffhanger Watch Performance Should I ride it? Specifications Reviews Planning History

Watch POVs and more

Dr. Diabolical's Cliffhanger front seat on-ride 5K POV @60fps Six Flags Fiesta Texas

youtube.com › CoasterForce

Dr. Diabolical's Cliffhanger Back Row POV [5K] | Six Flags Fiesta Texas 2025

youtube.com › Coliwood Studios

2025 Dr Diabolical's Cliffhanger Roller Coaster On Ride POV Six Flags Fiesta Texas

youtube.com › Theme Park POV

Dr. Diabolical's Cliffhanger 4K off-ride B-Roll @60fps Six Flags Fiesta Texas

youtube.com › CoasterForce

Dr. Diabolical's Cliffhanger Review! | NEW B&M Dive coaster at Six Flags Fiesta Texas

youtube.com › United Coasters

Dr. Diabolical's Cliffhanger Gets Topped Off at Six Flags Fiesta Texas!

youtube.com › Coaster Studios

Dr. Diabolical's Cliffhanger Six Flags Fiesta Texas First Test Run

youtube.com › Coasterian

Performance

Vs. other coasters at Six Flags Fiesta Texas

I thought the first drop is so good and gives you so much airtime and the airtime hill really gives you some floater on the apex.

Lightning Productions

The view up front at the first drop is worth the wait, but the back row has nice ejection.

Richard Buman

It’s first drop is great, the one airtime hill gives pretty good airtime, and the theming is amazing; Disney level quality.

Jonah S.

The inversions are fun and the airtime hill towards the end is solid.

Miles Hawkins

The airtime hill in the middle here was also promising as a truly special moment for any type of B&M coaster, but with the tight restraints, you just don’t get thrown out of your seat that much.

Roller Coasters of Thailand

The substance is nice and has the best theming I’ve ever seen and B&M drop coaster are all very smooth.

Coasters and Christ

However, it is very comfortably and smooth, so there’s nothing really “bad” about this coaster.

Erik Scott

The ride was pleasant and smooth, but it feels more like a family coaster than a "thrill ride." It’s not a coaster that makes me say, "Wow, I gotta ride this again." One and done.

Coaster Nut

The theming is impressive especially for Six Flags and the ride is butter smooth.

Brendan Keller

Unfortunately, I was only able to ride it once in the back right seat and it did have a little bit of a vibration just like Emperor did in the same seat.

@joeygassmann5595

Out of the 5 times I rode, one of the cars did have a rattle with a disconcerting "hop" on parts of the track.

Your Coaster Friend

Pretty crazy intensity but that comes with the cost of getting your legs and chest crushed by the vest restraint.

Dylan JM

The airtime is almost nonexistent but there is a few forceful valleys and the inversions are fun.

Carter Eckhart

The front row for smoothness; the back row (especially the far right seat) for intensity.

Josh Garcia

The ride is fun, forceful, and has quite a few moments of airtime.

Matthew Corbett

Surprisingly, that finale hill was more intense than the Dorito hill.

Coaster Crusader

Was surprised at the dead spot in the new coaster but that first drop is amazing but wish they would let you go through on the second one like Sheikra does

Coach Rolo

I think the big slowdown on the mid course brake run is due to the onboard audio that plays in that spot.

@Spartan87667

The queue and the dispatches for this ride are outstanding though, no complaints there.

Carter Eckhart

The theme gets old but it’s got great capacity and that lift hill is amazing

Ryan B

Even with 2 trains, there was never a line before the flash pass merge point.

@OklahomaCoasterFan

Even with Flash Pass, I had to wait 70 minutes because it broke down three times while I was in line.

Coaster Nut

Despise the long lines the ride is still pretty fun because of the big drop that hold’s you for a while😊

@GKoolaidVr

Should I ride it?

Organize by

Specifications

150 ftHeight
179 IronRattler 168 SupermanKryptonCoaster 150 Dr.Diabolical'sCliffhanger 120 Batman TheRide 116 BoomerangCoast toCoaster 113 WonderWomanGolden
142 ftFirst drop
171 IronRattler 168 SupermanKryptonCoaster 142 Dr.Diabolical'sCliffhanger 100 WonderWomanGolden 80 Chupacabra 67 RoadRunnerExpress
60 mphTop speed
Iron Rattler70 SupermanKrypton Coast…70 Dr.Diabolical's…60 Poltergeist60 Wonder WomanGolden Lasso…52 Chupacabra50 070 mph
95°Drop angle
95°Dr.Diabolical'sCliffhanger90°WonderWomanGolden81°IronRattler58°SupermanKryptonCoaster27°Road RunnerExpressdashed line: straight down, 90°
2Inversions

What riders say

Praised for

Great themingHuge first dropSmooth ride

Criticised for

Too short

The front row for smoothness; the back row (especially the far right seat) for intensity.

Josh Garcia, Captain Coaster review

I was impressed by the amount of effort they put into theming which I was expecting at all, there was entire story moving through a few rooms before getting to the lines to board ride.

Lauryn Najar, Captain Coaster review

This ride is basically your average dive coaster but with a preshow and thats what makes it one of the best dives I have done.

Cali Thoosie, Captain Coaster review

The queue theming is fun but then you get outside and remember where you are.

Ethan S., Captain Coaster review

other dive coasters, it makes up for in the 95 degree vertical drop and fantastic theming that you might expect from a Disney or Universal ride - not necessarily Six Flags.

Sean Reardon, Captain Coaster review

The ride was pleasant and smooth, but it feels more like a family coaster than a "thrill ride." It’s not a coaster that makes me say, "Wow, I gotta ride this again." One and done.

Coaster Nut, Captain Coaster review

Photos

View from the exit of Dr. Diabolical's Cliffhanger
Wacky Windjammer, CC BY-SA 4.0

1 photographs. Swipe or drag sideways.

Planning your ride

History

July 30, 2022Opened

A dive coaster, built by Bolliger & Mabillard.

Sources

Restraint types: Captain Coaster. History, incidents and awards: Wikipedia. Height requirement: Six Flags Fiesta Texas. Specifications and status: Coasterpedia, licensed CC BY-SA 4.0. Also read: Captain Coaster (converted to feet and mph). Rider sentiment and performance scores: rider reviews on Captain Coaster, youtube.com, read and scored by AirtimeFever.

Photographs via Wikimedia Commons: Airtime Thrills Raw Footage (CC BY 3.0), Wacky Windjammer (CC BY-SA 4.0). Video thumbnails remain the property of their channels and link back to them.

Live wait times: Powered by Queue-Times.com.

What riders love, by theme (themes in the order riders pick them most on Captain Coaster): Tobin Billings, rider review on Captain Coaster: “The first B&M dive coaster with a beyond vertical…”; Sean Reardon, rider review on Captain Coaster: “Getting yelled at to "scream" while draped over a…”; Brendan Keller, rider review on Captain Coaster: “You definitely feel the increased steepness on the first…”; Austin James, rider review on Captain Coaster: “First drop is excellent, among the best I've done.”; Lightning Productions, rider review on Captain Coaster: “The pre-show is super cool and the sparks caught…”; Matthew Corbett, rider review on Captain Coaster: “It’s incredibly impressive for a six flags coaster, with…”; Kellen Grady, rider review on Captain Coaster: “Six flags, shockingly, nailed the theming on this one.”; Jonah S., rider review on Captain Coaster: “It's first drop is great, the one airtime hill…”; Brendan Keller, rider review on Captain Coaster: “The theming is impressive especially for Six Flags and…”; angela, rider review on Captain Coaster: “A very smooth and fun dive coaster with some…”; Erik Scott, rider review on Captain Coaster: “However, it is very comfortably and smooth, so there’s…”; thomas stanley, rider review on Captain Coaster: “This has a slightly better layout, excellent theming, and…”.

The photo slider at the top and the fading stills: Coliwood Studios's back row POV, Dr. Diabolical's Cliffhanger Back Row POV [5K] | Six Flags Fiesta Texas 2025 (YouTube), and the page's Wikimedia Commons photographs.