SlotsGamblers

Slot Review

Twisted Lab Review

by

Hacksaw Gaming

Updated: March 2, 2026

RTP

96.30%

Volatility

Medium-High

Max Win

15,000x Bet

Min Bet

£0.10

Max Bet

£100.00

Paylines

19 Paylines

Play Twisted Lab Free

🎰
Twisted Lab Demo

Twisted Lab Game Specifications

Game ProviderHacksaw Gaming
Release Date2024
Reels Layout5x5 (Rotating)
Game TypeVideo Slot
ThemeMad Science
Mobile CompatibleYes ✓
Free SpinsYes ✓
Buy FeatureYes ✓

Twisted Lab Pros & Cons

Twisted Lab delivers classic Aristocrat action with a proven track record. The choice-based free spins and stacked symbols create a good variety, but the RTP and max win won't impress everyone.

👍 Pros
  • 15,000x Max Win (Scientific breakthrough)
  • Free Demo available (Safety goggles on)
  • Unique RotoGrid mechanic rotates the reels
  • Unleash the Ooze! feature fills reels with wilds
  • Quirky, fun characters (Mr. Melker & Pat the Rat)
  • Two main bonus games
  • High RTP of 96.30%
👎 Cons
  • Mechanic can be disorienting at first
  • High volatility can drain funds quickly
  • Theme is a bit "zany" for serious players

The visuals are top-notch Hacksaw quality. The lab is filled with bubbling beakers, electrical coils, and strange creatures. The art style is cartoonish and vibrant, with a purple and green color palette that screams "radioactive." The soundtrack is a quirky electronic tune that speeds up as the experiments get more dangerous.

The RotoGrid animation is smooth and satisfying. Watching the gravity shift and symbols tumble sideways adds a tactile layer to the gameplay that most slots lack.

Twisted Lab: A New Spin on Slots

"I've never seen a slot do this before. The grid literally rotates 90 degrees, and gravity changes. It's confusing but in a good way. I hit the 'Unleash the Ooze' feature and the whole screen turned into wilds. Won 2,000x in one spin. Hacksaw is actually innovating here." — LabRat007, Reddit, May 2024
 

Put on your lab coat. Twisted Lab by Hacksaw Gaming isn't just another grid slot; it's a physics experiment gone wrong (or right?). Featuring the brand new RotoGrid mechanic, this 5x5 slot allows you to rotate the entire game board, causing symbols to fall in new directions and creating new wins. With a 15,000x max win, it’s a high-voltage concoction of science and gambling.

You join Mr. Melker and his assistant Pat the Rat as they mix dangerous chemicals. The goal is to land "Ooze" symbols and then rotate the grid to make them spill over and cover the reels. It’s chaotic, colorful, and surprisingly strategic.

You can play Twisted Lab for free on SlotsGamblers. Don't drink the purple stuff.

Game Overview & Specs

DEVELOPER Hacksaw Gaming
THEME Mad Science
GRID SIZE 5x5 (Rotating)
PAYLINES 19 Paylines
RTP 96.30%
HIT FREQUENCY N/A
MAX WIN 15,000x Bet
VOLATILITY Medium-High
MIN/MAX BET £0.10 / £100.00
BONUS BUY YES
RELEASE DATE 2024

Top Casino Offers

⭐ 9.5

Rizz Casino

130 Free Spins

Bonus Details
⭐ 9.2

Mad Casino

200% up to €500

Bonus Details
⭐ 9.0

Magical Spin

100 Free Spins

Bonus Details
⭐ 8.8

Captain Slots

150% + 50 Spins

Bonus Details
⭐ 8.5

Aphrodite Casino

€800 + 200 FS

Bonus Details

Symbol Values: Chemicals & Critters

The symbol payouts are negligible. You are playing for the Ooze. When you land a RotoGrid symbol with Ooze on the top row, it spills down the entire column, creating a full reel of Wilds. If you rotate multiple times in one spin, you can cover the whole grid in Wilds. That's how you hit the 15,000x.

👉
SYMBOL 5-OF-A-KIND PAYOUT
Brain in Jar
10x bet
Tentacle
5x bet
Eyeball
3x bet
Tooth
2x bet
Low Symbols
1x 0.5x bet

How to Play: The RotoGrid

This requires a bit of brain power:

Set Your Bet

£0.10 to £100.00. Research funding.

The Grid

5x5 layout with 19 paylines.

RotoGrid Symbols

When these land, the entire grid rotates 90 degrees clockwise. Symbols fall according to the new gravity. This can trigger new wins and cascades.

Ooze Symbols

These are purple spills. If the grid rotates, the Ooze "spills" downwards (relative to the new gravity), turning every position it touches into a Wild. This is the key mechanic.

Unleash the Ooze!

Triggered by landing multiple RotoGrid symbols. The Ooze spreads everywhere!

Bonus Rounds

Triggered by FS scatters.

Conclusion

Final Verdict

Twisted Lab is a breath of fresh air. The RotoGrid mechanic isn't just a gimmick; it's a core part of the strategy and excitement. Hacksaw has managed to make a slot that feels genuinely new. It's fun, it's quirky, and it pays well. Science has never been this profitable.

Spin the lab.

Try the free demo on SlotsGamblers now!

Play Responsibly - 18+ Only

Gambling should be entertaining and fun. Remember that slots are games of chance, and there's no guaranteed way to win. Never gamble more than you can afford to lose, and always set limits for yourself. If you feel gambling is becoming a problem, please seek help immediately.

FAQ - Frequently Asked Questions

Can I play Twisted Lab for free?

Yes! The free demo is right here. Mix chemicals safely.

What is the max win?

15,000x your bet. A scientific breakthrough.

How does RotoGrid work?

When the special symbol lands, the grid rotates 90 degrees. Symbols fall to the new "bottom," potentially creating new wins and spilling Ooze.

Is there a Bonus Buy?

Yes. You can buy both bonus rounds and feature spins.

What is the Ooze?

It's a purple liquid symbol. When the grid rotates, it spills downwards, turning all affected spots into Wilds.

Is it high volatility?

Medium-High. It feels balanced, with frequent small wins and occasional massive ones.