Slots Online Canada Home PageVideo Slots777 Super BIG BuildUp II Double Deluxe

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Author Lisa Michaels

777 Super BIG BuildUp II Double Deluxe

Return to Player96.22%
777 Super BIG BuildUp II Double Deluxe

Anticipation grows with every spin in 777 Super BIG BuildUp II Double Deluxe by Microgaming and Crazy Tooth Studios. Jump into an over-the-top slot experience with a glossy fruit machine theme and a rewarding assortment of bonus features like multipliers, wild reels, and amazing jackpots boasting rewards worth up to $243k per spin.

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Game Data

Software providerSoftware:

Games Global

RTPRelease Date:


Reels amountReels:


Slot VolatilityVolatility:


Slot Game TypeGame type:

Video Slots

Slot PaylinesPaylines:


Min coin betMin coin:


Max coin betMax coin:


Free spins offeredFree spins:


Wild SymbolsWild symbol:


Progressive jackpotProgressive:




Playing the Game

  1. Check your chosen online casino’s slots tab for 777 Super BIG BuildUp II Double Deluxe.
  2. Get familiar with the rules and set yourself a budget.
  3. Decide on a bet from $0.15 to $37.5.
  4. Spin the reels and have fun, but remember to check your balance.

Game Controls

The glowing buttons beside the reels allow you to spin, use Autoplay, change your bet, speed up your spins, or open the menu.

777 Super BIG BuildUp II Double Deluxe start screen
777 Super BIG BuildUp II Double Deluxe Screen.

Game Symbols

The game’s symbols are glowing classic slot icons with a glossy finish. The grapes, orange, watermelon, and lemon pay 1.8x your bet for 7 of a kind, and the three differently colored BAR symbols pay 2x. The cherries, lucky 7, bell, and dice pay 2.6x your bet for 7 of a kind.

777 Super BIG BuildUp II Double Deluxe paytable1
The game’s symbols are glowing classic slot icons.
777 Super BIG BuildUp II Double Deluxe paytable2
The cherries, lucky 7, bell, and dice pay 2.6x your bet for 7 of a kind.
The wild will substitute for any regular pay symbol.

777 Super BIG BuildUp II Double Deluxe wild
The wild Card.

How You Win

The game’s Any Adjacent Pays system gives you wins when you land three or more matching symbols on adjacent reels anywhere on the grid. These combos can land left to right or right to left.

Max Wins You Can Expect

This slot’s top prize is worth 6,496x your bet.

Features – How They Work

Double Deluxe

Every time a unique triple seven symbol lands on reel 3, the prize counter above the reel will increase by up to $15.

777 Super BIG BuildUp II Double Deluxe buildup
Land a triple seven symbols to boost your prize.

The Double Deluxe feature can randomly activate on any base game spin and pay you the accumulated prize. Casino chips, coins, and diamonds can also appear during the feature. The chips award you extra wild symbols, the coins offer multipliers up to 5x, and the diamonds can duplicate reels for bigger prizes.

777 Super BIG BuildUp II Double Deluxe double deluxe
Reels are duplicated for maximum winning power during the Double Deluxe feature.

Free Spins

Land 3 scatter symbols anywhere on the reels, and you will trigger the free spins round.

777 Super BIG BuildUp II Double Deluxe scatter
The Scatter Symbol.

Casino chip symbols will land on every spin to give you extra wilds that will stick to the reels and move down one row with every following spin. Diamond symbols will also land on every spin and create duplicate reels when they appear.

Payout, Volatility and RTP – What you need to know

This game’s RTP (Return to Player) percentage is 96.22% and lets you know the theoretical amount of player bets it is expected to return over time. Your winning and losing spins should balance out because of the medium volatility.

Audio & Visual Impact

This slot’s theme is futuristic, with neon colors and glossy graphics. The soundtrack is a high-energy EDM tune that gets your pulse pumping along with the action on the reels.

Fancy a Free Demo

Are you nervous about putting down your first real money bet on a new slot? Watch for free demos at online casinos because these free-to-play versions allow you to use virtual credits to explore the features and gameplay.

777 Super BIG BuildUp II Double Deluxe vs. Other Slots

Online slots that make you feel like you’re on an exclusive casino trip get the experience right with stunning visuals and enough glitz and pizzazzto light up the Vegas strip. Games with this visual theme are a dime-a-dozen, but a few stand out with irresistible combinations of bonus features, jackpots, and thrilling gameplay. Let’s check out a few of the leading casino-themed online slot games to give you some ideas on where to get started.

Hyper Star shines bright with neon-lined visuals, glowing fruit machine symbols, rolling reels, a multiplier reel, and a 5,000x grand jackpot. Visit the golden age of casino gambling in Neon Links, a slot with a retro casino theme featuring powerful neon symbols that duplicate themselves, along with free spins and jumbo symbols. Paint the town red in Vegas Night Life and enjoy the best of the best, with sports cars and fancy jewellery on the reels, while you stack cash symbols high for a massive progressive prize.

Pros and Cons


  • Eye-catching visuals
  • There are plenty of base game modifiers
  • 6,496x top prize


  • Free spins can’t be retriggered

Our Findings

777 Super BIG BuildUp II Double Deluxe is perfect for players with a taste for fast-paced action. The visual and sound elements complement the high-energy gameplay with constant chances for modifiers and features to add explosive potentialto your spins. The only part of the game that could let it down is the top prize, which is under what the average slot jackpot seems to be. I like that multiple modifiers have unique winning perks, and the free spins round gets super-rewarding thanks to the constant supply of chips and diamonds adding wilds and duplicating reels.

Author Lisa Michaels

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Lisa started off as a croupier at her local casino. However she found her niche in writing and has subsequently used her real-world gambling experiences to help produce and review the many online slots that are released monthly. Lisa also contributes to keeping you up to date with Canadian newsworthy stories.

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