777 Super BIG BuildUp Deluxe ™ – Review, Bonuses, Free Spins, Free Play in Demo Mode

Crazy Tooth Studio has a game called 777 Super BIG BuildUp Deluxe.

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Five reels and 576 ways to win with an RTP of 96.19% and a high variance. This game’s theme was influenced by classic fruit machines, and has bonus features such as Wild symbol, wild chips, multiplier chips, deluxe stars, the BIG Buildup and free spins.

777 Super BIG BuildUp Deluxe Review Introduction 

777 Super BIG BuildUp Deluxe online slot is one of the numerous ones you can play on our page. It has 5 reels, and you can enjoy 576 possible winning ways. The highest prize in this game is over fifteen thousand times your bet size. You can use free spins together with any other bonuses to improve your results. This review gives more details about the slot machine below.

777 Super BIG BuildUp Deluxe ™ - Free Play in Demo Mode

Dive into the world of 777 Super BIG BuildUp Deluxe ™ and enjoy our exclusive Free Play in Demo mode. You can try this exciting slot without spending money to see how it works, explore its paylines, features and bonus rounds at no risk. Find your strategy in Demo mode, comprehend game mechanics and define a winning betting system for your future play. Unlock the excitement without spending a dime as you engage in Free Play, immersing yourself in the entertaining universe of 777 Super BIG BuildUp Deluxe ™.Discover the game's unique mechanics, visualize potential winning combinations, and master your gameplay strategy—all in a no-risk environment. Try your luck in Demo mode today and prepare for an exhilarating gaming experience when you're ready to make a splash with real wagers.

Overall Theme 

It is a classical fruit machine theme you will find in this Crazy Tooth Studio slot. This kind of theme is common in many slots because it is popular among online players who like simpler free casino slots.

The background is flashy and the symbols are one-dimensional suggesting a simple set-up. For players who enjoy animated games, the design does not have any extra features.

To access similar online slots with themes and game setup, take a look at the Mystery Museum free slot play.

777 Super BIG BuildUp Deluxe
777 Super BIG BuildUp Deluxe

777 Super BIG BuildUp Deluxe RTP and Variance

Every slot machine has a mathematical model consisting of RTP and variance. Even if you play free online casino slots, still have a look at them. These indicate the level of risk and return associated with playing slots on the internet.

The RTP is 96.19 here but it should be noted that online casinos can change this. The prizes are generous because of high variance but not experienced often.

How to Play 777 Super BIG BuildUp Deluxe 

Discover the way to play this slot by reading below.

  1. Change your bet sizes by clicking on the coin tokens and then use the up and down arrows. 
  2. The spin button will spin the reels once. 
  3. Above this is autospin, which makes the reels spin on their own. 
  4. Fast forward speeds the reels up. 
  5. The hamburger menu shows the paytable and game rules. 

Bet Sizes & Paytable Wins

These bet sizes are what you can use in playing a game of online slot. These bet sizes are what you can use while playing an online slots game. Free casino slots may have various betting amounts, but must still be played responsibly and within an affordable budget for one.

The lowest bet size is 0.15 coins while the highest amount that you can place as a wager is equal to 30 coins. Every symbol has a multiplier for landing any three till five of them. More information about how to land five can be obtained below.

The watermelon, orange, grapes and lemon has a multiplier of 0.46 times.

All Bars – 0.53x multiplier 

The multiplier of 0.73 times shall be applied to Bell, Cherries, and Diamonds – the free online slot machines game 7.

Max-win 15,000x
Volatility High
Top RTP 96%

777 Super BIG BuildUp Deluxe Bonus Features

Wild Symbol

All paying icons can be substituted by the wild symbol which could result in a win for you.

Stacking Symbols 

The Big BuildUp feature is a process whereby three non-paying symbols are collected in stacks and used.

  • Wild chip – Lands on reels one and two on top of regular paying symbols. 
  • Multiplier chip – Golden star chip that lands on the fourth and fifth reels. Collects and increases the multiplier by one time up to 5x your bet. 
  • Deluxe star – Golden star can land on the third reel and adds anywhere from 1.3x to 10x your total bet. 

Big BuildUp Feature

Random triggering of this feature can occur at any time. It will award, at least, one of the stacked extras we explained above. The deluxe prize could reach as high as 3000 times your stake and this can also be enhanced by multipliers.

Free Spins 

When you land three to five scatters on the screen, you will be awarded with five, seven or nine free spins respectively. For each of these free spins, you get one wild token which is further used to create an additional row below the reels.

Each spin, the wild symbols move one spot down until they disappear from the screen. Retriggers of the free spins round are not allowed.


At first glance, one might consider this slot as being very simple; nevertheless, it is surprisingly good in a positive way. The stackable chips and visually appealing graphics make the game play exciting and enjoyable. All these things come together to offer you a huge price that can be won by few people.

Crazy Tooth Studio owns the trademark/license of 777 Super BIG BuildUp Deluxe. This site is not sponsored by Crazy Tooth Studio.


What if I don’t activate the big jackpot feature in 777 Super BIG BuildUp Deluxe?

If the prize is not triggered, then your regular wins will be multiplied. The wild chip pays the number of wild symbols you have received and each of them starts an additional row. Consequently, all passive symbols are reset on the next spin.

How can I get the highest reward in 777 Super BIG BuildUp Deluxe?

It can be won by getting the deluxe prize in the random BuildUp round. Your total bet will be multiplied by 15,000x to give you a top prize that is phenomenal. The maximum bet and prize amount will need to have a five-times multiplier applied before winning the jackpot could get completed.

How does the big BuildUp bonus function in 777 Super BIG BuildUp Deluxe?

You may be able to land three passive signs on top of the normal ones while playing, which will then be gathered at the head of the wheels. They can give you expanding reels through wilds, raise your bet by 5x in multiple modes and/or deluxe reward would allow you to have chances for winning that highest prize.

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